19743 + Interview Questions in Mathematics

1.	Draw 2 concentric circles and draw the diameter of each circle such that both the diameters have only one point of intersection. Join all the end points of the diameters. What is the resultant figure?
Answer» Draw 2 concentric circles and draw the diameter of each circle such that both the diameters have only one point of intersection. Join all the end points of the diameters. What is the resultant figure?

Discussion

2.	Question 2(e) Give first the step you will use to separate the variable and then solve the equation: 8y = 36
Answer» Question 2(e) Give first the step you will use to separate the variable and then solve the equation: 8y = 36

Discussion

3.	What is absolute value? -13 +(-69)+57-(-89)-(53+(-49) ?
Answer» What is absolute value? -13 +(-69)+57-(-89)-(53+(-49) ?

3.

What is absolute value? -13 +(-69)+57-(-89)-(53+(-49) ?

Answer»

What is absolute value?

-13 +(-69)+57-(-89)-(53+(-49) ?

Discussion

4.	The two angles having a common arm and a common vertex are called __________
Answer» The two angles having a common arm and a common vertex are called __________

Discussion

5.	If A (5, 2), B (2,-2) and C (-2, t) are the vertices of a right angled triangle with the right angle at B, then find the value of t.
Answer» If A (5, 2), B (2,-2) and C (-2, t) are the vertices of a right angled triangle with the right angle at B, then find the value of t.

Discussion

6.	If diameter of the sun is 1,400,000,000, then it can be expressed in the standard form as
Answer» If diameter of the sun is 1,400,000,000, then it can be expressed in the standard form as

6.

If diameter of the sun is 1,400,000,000, then it can be expressed in the standard form as

Answer»

If diameter of the sun is 1,400,000,000, then it can be expressed in the standard form as

Discussion

7.	Bill heard that the two entries of the “Hall of Division” had special names – Numerator and Denominator. A special detector is installed at the entry “Denominator” so that it does not allow one specific occupant (referred to as “The Oblivion”) from the “House of Rational Numbers, Q”. When Bill enquired as to why the entry “Denominator” shows such strict regulations towards this particular occupant, he was told that the presence of The Oblivion at the “Denominator” entry could erase the entire Earth 2 from existence and that life on Earth 2 would become undefined. Choose the correct inference made by Bill:
Answer» Bill heard that the two entries of the “Hall of Division” had special names – Numerator and Denominator. A special detector is installed at the entry “Denominator” so that it does not allow one specific occupant (referred to as “The Oblivion”) from the “House of Rational Numbers, Q”. When Bill enquired as to why the entry “Denominator” shows such strict regulations towards this particular occupant, he was told that the presence of The Oblivion at the “Denominator” entry could erase the entire Earth 2 from existence and that life on Earth 2 would become undefined. Choose the correct inference made by Bill:

7.

Bill heard that the two entries of the “Hall of Division” had special names – Numerator and Denominator. A special detector is installed at the entry “Denominator” so that it does not allow one specific occupant (referred to as “The Oblivion”) from the “House of Rational Numbers, Q”. When Bill enquired as to why the entry “Denominator” shows such strict regulations towards this particular occupant, he was told that the presence of The Oblivion at the “Denominator” entry could erase the entire Earth 2 from existence and that life on Earth 2 would become undefined. Choose the correct inference made by Bill:

Answer»

Bill heard that the two entries of the “Hall of Division” had special names – Numerator and Denominator. A special detector is installed at the entry “Denominator” so that it does not allow one specific occupant (referred to as “The Oblivion”) from the “House of Rational Numbers, Q”. When Bill enquired as to why the entry “Denominator” shows such strict regulations towards this particular occupant, he was told that the presence of The Oblivion at the “Denominator” entry could erase the entire Earth 2 from existence and that life on Earth 2 would become undefined.

Choose the correct inference made by Bill:

Discussion

8.	Bittu tells Kitty " I have 5 chocolates more than seven times the number of chocolates you have”, if Kitty has 5 chocolates, how many chocolates does Bittu have ? ___
Answer» Bittu tells Kitty " I have 5 chocolates more than seven times the number of chocolates you have”, if Kitty has 5 chocolates, how many chocolates does Bittu have ? ___

Discussion

9.	Which of the following information are needed to draw a unique ΔABC?
Answer» Which of the following information are needed to draw a unique $Δ$ ABC?

9.

Which of the following information are needed to draw a unique ΔABC?

Answer»

Which of the following information are needed to draw a unique $Δ$ ABC?

Discussion

10.	Order of rotational symmetry of an equilateral triangle is ___
Answer» Order of rotational symmetry of an equilateral triangle is ___

Discussion

11.	The mean of 100 items was found to be 64. Later on, it was discovered that two items were misread as 26 and 9 instead of 36 and 90 respectively. The correct mean is
Answer» The mean of 100 items was found to be 64. Later on, it was discovered that two items were misread as 26 and 9 instead of 36 and 90 respectively. The correct mean is

Discussion

12.	(12)×(117.01)×289×?=4.001×2.01
Answer» $(\frac{1}{2}) \times (\frac{1}{17.01}) \times 289 \times ? = 4.001 \times 2.01$

Discussion

13.	Question 91 State whether the statement is True or False. When we multiply two integers their product is always greater than both the integers.
Answer» Question 91 State whether the statement is True or False. When we multiply two integers their product is always greater than both the integers.

13.

Question 91 State whether the statement is True or False. When we multiply two integers their product is always greater than both the integers.

Answer»

Question 91

State whether the statement is True or False.

When we multiply two integers their product is always greater than both the integers.

Discussion

14.	Question 65 Subtract 9a2−15a+3 from unity.
Answer» Question 65 Subtract $9 a^{2} - 15 a + 3$ from unity.

14.

Question 65 Subtract 9a2−15a+3 from unity.

Answer»

Question 65

Subtract $9 a^{2} - 15 a + 3$ from unity.

Discussion

15.	There is a square park in the society. The management wants to put a circular fountain at the centre of the park with diameter 14 m. The remaining area is to be covered with grass. If the cost of laying grass is Rs. 20 per m2 and the cost of constructing the fountain is Rs. 10 per m2. Find the length ___ (m) of the field if the total cost incurred is Rs.6460. (Use π = 22/7)
Answer» There is a square park in the society. The management wants to put a circular fountain at the centre of the park with diameter 14 m. The remaining area is to be covered with grass. If the cost of laying grass is Rs. 20 per $m^{2}$ and the cost of constructing the fountain is Rs. 10 per $m^{2}$ . Find the length ___ (m) of the field if the total cost incurred is Rs.6460. (Use π = 22/7)

15.

There is a square park in the society. The management wants to put a circular fountain at the centre of the park with diameter 14 m. The remaining area is to be covered with grass. If the cost of laying grass is Rs. 20 per m2 and the cost of constructing the fountain is Rs. 10 per m2. Find the length ___ (m) of the field if the total cost incurred is Rs.6460. (Use π = 22/7)

Answer»

There is a square park in the society. The management wants to put a circular fountain at the centre of the park with diameter 14 m. The remaining area is to be covered with grass. If the cost of laying grass is Rs. 20 per $m^{2}$ and the cost of constructing the fountain is Rs. 10 per $m^{2}$ . Find the length ___ (m) of the field if the total cost incurred is Rs.6460. (Use π = 22/7)

Discussion

16.	The basic unit of speed is:
Answer» The basic unit of speed is:

Discussion

17.	A drum full of rice weighs 4016kg. If the empty drum weighs 1334kg, find the weight of rice in the drum.
Answer» A drum full of rice weighs $40 \frac{1}{6} k g$ . If the empty drum weighs $13 \frac{3}{4}$ kg, find the weight of rice in the drum.

Discussion

18.	Give 1 real life application of a linear graph and explain it. [2 MARKS]
Answer» Give 1 real life application of a linear graph and explain it. [2 MARKS]

Discussion

19.	How many Priests left the precinct at 18:00 hrs?
Answer» How many Priests left the precinct at 18:00 hrs?

Discussion

20.	What are perpendicular lines?
Answer» What are perpendicular lines?

Discussion

21.	Express (a3b−5)−2 in positive exponent form.
Answer» Express $(a^{3} b^{- 5})^{- 2}$ in positive exponent form.

Discussion

22.	Write a pair of positive and negative integers whose difference is -10
Answer» Write a pair of positive and negative integers whose difference is -10

22.

Write a pair of positive and negative integers whose difference is -10

Answer»

Write a pair of positive and negative integers whose difference is

-10

Discussion

23.	Question 72 In the following question, state whether the given statement is true (T) or false (F). Any non-zero whole number divided by itself gives the quotient 1.
Answer» Question 72 In the following question, state whether the given statement is true (T) or false (F). Any non-zero whole number divided by itself gives the quotient 1.

Discussion

24.	Question 3(iv) Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed: 7m, - 7m +3, - 7m - 3
Answer» Question 3(iv) Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed: 7m, - 7m +3, - 7m - 3

24.

Question 3(iv) Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed: 7m, - 7m +3, - 7m - 3

Answer»

Question 3(iv)

Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed:

7m, - 7m +3, - 7m - 3

Discussion

25.	Question 58 State whether the statement is True or False. One obtuse angle and one acute angle can make a pair of complementary angles
Answer» Question 58 State whether the statement is True or False. One obtuse angle and one acute angle can make a pair of complementary angles

25.

Question 58 State whether the statement is True or False. One obtuse angle and one acute angle can make a pair of complementary angles

Answer»

Question 58

State whether the statement is True or False.

One obtuse angle and one acute angle can make a pair of complementary angles

Discussion

26.	x+257=56
Answer» x+257=56

Discussion

27.	find one of the side of a square is representated by 4x-7 and the adjacent side is represented by 3x+5, find the value of x.
Answer» find one of the side of a square is representated by 4x-7 and the adjacent side is represented by 3x+5, find the value of x.

Discussion

28.	Question 55 Ramesh earns Rs. 28000 per month. His wife Rama earns Rs. 36000 per month. Find the ratio of (a) Ramesh's earning to their total earning. (b) Rama's earning to their total earning.
Answer» Question 55 Ramesh earns Rs. 28000 per month. His wife Rama earns Rs. 36000 per month. Find the ratio of (a) Ramesh's earning to their total earning. (b) Rama's earning to their total earning.

28.

Question 55 Ramesh earns Rs. 28000 per month. His wife Rama earns Rs. 36000 per month. Find the ratio of (a) Ramesh's earning to their total earning. (b) Rama's earning to their total earning.

Answer»

Question 55

Ramesh earns Rs. 28000 per month. His wife Rama earns Rs. 36000 per month. Find the ratio of
(a) Ramesh's earning to their total earning.
(b) Rama's earning to their total earning.

Discussion

29.	Question 52 A data constitutes of heights (in cm) of 50 children. What do you understand by mode for the data?
Answer» Question 52 A data constitutes of heights (in cm) of 50 children. What do you understand by mode for the data?

Discussion

30.	Question 115 A train travels 14452 km in 172h. Find the speed of the train in km/h.
Answer» Question 115 A train travels $\frac{1445}{2}$ km in $\frac{17}{2}$ h. Find the speed of the train in km/h.

Discussion

31.	Fill in the blanks Question 22 The probability of an event which is certain to happen is ___.
Answer» Fill in the blanks Question 22 The probability of an event which is certain to happen is ___.

Discussion

32.	Cost of each orange is ₹ x. Tina bought 3 oranges. What will be the coefficient of x after calculating the total amount spent by Tina if she had already spent ₹ (6x + 4y)?
Answer» Cost of each orange is ₹ x. Tina bought 3 oranges. What will be the coefficient of x after calculating the total amount spent by Tina if she had already spent ₹ (6x + 4y)?

Discussion

33.	Say true or false, 30=(1000)0. Justify your answer. [2 MARKS]
Answer» Say true or false, $3^{0} = (1000)^{0}$ . Justify your answer. [2 MARKS]

Discussion

34.	A yacht, 3 metres in height, is floating on water. If 1/6 of its height is under water, what is the height of the yacht visible above the water ?
Answer» A yacht, 3 metres in height, is floating on water. If 1/6 of its height is under water, what is the height of the yacht visible above the water ?

Discussion

35.	Q72. In a row of children, Vinita is seventh from the left and Neena is fourth from the right. When Vinita and Neena exchange their positions, Vinita will be fifteenth from the left. The, where will be Neena’s position form the right?
Answer» Q72. In a row of children, Vinita is seventh from the left and Neena is fourth from the right. When Vinita and Neena exchange their positions, Vinita will be fifteenth from the left. The, where will be Neena’s position form the right?

Discussion

36.	Question 2 ABC is a triangle, right angled at C. If AB = 25 cm and AC = 7 cm, find BC.
Answer» Question 2 ABC is a triangle, right angled at C. If AB = 25 cm and AC = 7 cm, find BC.

Discussion

37.	Find the area of a parallelogram of side 7 cm and height along the side as 3 cm.
Answer» Find the area of a parallelogram of side 7 cm and height along the side as 3 cm.

Discussion

38.	Two adjoining angles are supplementary to each other if their sum is 180∘. The supplement of an angle is 24 less than 5 times the angle. Find the measure of the supplement.
Answer» Two adjoining angles are supplementary to each other if their sum is $180^{\circ}$ . The supplement of an angle is 24 less than 5 times the angle. Find the measure of the supplement.

38.

Two adjoining angles are supplementary to each other if their sum is 180∘. The supplement of an angle is 24 less than 5 times the angle. Find the measure of the supplement.

Answer»

Two adjoining angles are supplementary to each other if their sum is $180^{\circ}$ . The supplement of an angle is 24 less than 5 times the angle.

Find the measure of the supplement.

Discussion

39.	Explain long division method to find the square root with an example.
Answer» Explain long division method to find the square root with an example.

Discussion

40.	Which of the following letter has no linear symmetry?
Answer» Which of the following letter has no linear symmetry?

Discussion

41.	Radius of a circle is doubled. What will be the ratio between the area of the new circle and the area of the original circle?
Answer» Radius of a circle is doubled. What will be the ratio between the area of the new circle and the area of the original circle?

Discussion

42.	Which of the following is the simplest form of 3575?
Answer» Which of the following is the simplest form $of \frac{35}{75} ?$

Discussion

43.	Question 3 In a quiz, team A scored - 40, 10, 0 and team B scored 10, 0, - 40 in three successive rounds. (i) Which team scored more? (ii) Can we say that we can add integers in any order?
Answer» Question 3 In a quiz, team A scored - 40, 10, 0 and team B scored 10, 0, - 40 in three successive rounds. (i) Which team scored more? (ii) Can we say that we can add integers in any order?

Discussion

44.	Which of the following should be the FIRST sentence after rearrangement?
Answer» Which of the following should be the FIRST sentence after rearrangement?

Discussion

45.	Match List I with List II and select the correct answer using the codes given below the lists
Answer» Match List I with List II and select the correct answer using the codes given below the lists

45.

Match List I with List II and select the correct answer using the codes given below the lists

Answer»

Match List I with List II and select the correct answer using the codes given below the lists

Discussion

46.	Parallel lines are __________.
Answer» Parallel lines are __________.

Discussion

47.	Find the value of (3a+2b)−(−2a−5b)?
Answer» Find the value of $(3 a + 2 b) - (- 2 a - 5 b)$ ?

Discussion

48.	Edward has some toys of different shapes. Which among the following toys will have a rotational symmetry of order 4?
Answer» Edward has some toys of different shapes. Which among the following toys will have a rotational symmetry of order 4?

Discussion

49.	45 can be written as:
Answer» 45 can be written as:

Discussion

50.	If (4, 0) and (-4, 0) be the vertices and (6, 0) and (-6, 0) be the foci of a hyperbola, then its eccentricity is
Answer» If (4, 0) and (-4, 0) be the vertices and (6, 0) and (-6, 0) be the foci of a hyperbola, then its eccentricity is

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Draw 2 concentric circles and draw the diameter of each circle such that both the diameters have only one point of intersection. Join all the end points of the diameters. What is the resultant figure?

Question 2(e) Give first the step you will use to separate the variable and then solve the equation: 8y = 36

What is absolute value? -13 +(-69)+57-(-89)-(53+(-49) ?

The two angles having a common arm and a common vertex are called __________

If A (5, 2), B (2,-2) and C (-2, t) are the vertices of a right angled triangle with the right angle at B, then find the value of t.

If diameter of the sun is 1,400,000,000, then it can be expressed in the standard form as

Bittu tells Kitty " I have 5 chocolates more than seven times the number of chocolates you have”, if Kitty has 5 chocolates, how many chocolates does Bittu have ? ___

Which of the following information are needed to draw a unique ΔABC?

Order of rotational symmetry of an equilateral triangle is ___

The mean of 100 items was found to be 64. Later on, it was discovered that two items were misread as 26 and 9 instead of 36 and 90 respectively. The correct mean is

(12)×(117.01)×289×?=4.001×2.01

Question 91 State whether the statement is True or False. When we multiply two integers their product is always greater than both the integers.

Question 65 Subtract 9a2−15a+3 from unity.

The basic unit of speed is:

A drum full of rice weighs 4016kg. If the empty drum weighs 1334kg, find the weight of rice in the drum.

Give 1 real life application of a linear graph and explain it. [2 MARKS]

How many Priests left the precinct at 18:00 hrs?

What are perpendicular lines?

Express (a3b−5)−2 in positive exponent form.

Write a pair of positive and negative integers whose difference is -10

Question 72 In the following question, state whether the given statement is true (T) or false (F). Any non-zero whole number divided by itself gives the quotient 1.

Question 3(iv) Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed: 7m, - 7m +3, - 7m - 3

Question 58 State whether the statement is True or False. One obtuse angle and one acute angle can make a pair of complementary angles

x+257=56

find one of the side of a square is representated by 4x-7 and the adjacent side is represented by 3x+5, find the value of x.

Question 55 Ramesh earns Rs. 28000 per month. His wife Rama earns Rs. 36000 per month. Find the ratio of (a) Ramesh's earning to their total earning. (b) Rama's earning to their total earning.

Question 52 A data constitutes of heights (in cm) of 50 children. What do you understand by mode for the data?

Question 115 A train travels 14452 km in 172h. Find the speed of the train in km/h.

Fill in the blanks Question 22 The probability of an event which is certain to happen is ___.

Cost of each orange is ₹ x. Tina bought 3 oranges. What will be the coefficient of x after calculating the total amount spent by Tina if she had already spent ₹ (6x + 4y)?

Say true or false, 30=(1000)0. Justify your answer. [2 MARKS]

A yacht, 3 metres in height, is floating on water. If 1/6 of its height is under water, what is the height of the yacht visible above the water ?

Q72. In a row of children, Vinita is seventh from the left and Neena is fourth from the right. When Vinita and Neena exchange their positions, Vinita will be fifteenth from the left. The, where will be Neena’s position form the right?

Question 2 ABC is a triangle, right angled at C. If AB = 25 cm and AC = 7 cm, find BC.

Find the area of a parallelogram of side 7 cm and height along the side as 3 cm.

Two adjoining angles are supplementary to each other if their sum is 180∘. The supplement of an angle is 24 less than 5 times the angle. Find the measure of the supplement.

Explain long division method to find the square root with an example.

Which of the following letter has no linear symmetry?

Radius of a circle is doubled. What will be the ratio between the area of the new circle and the area of the original circle?

Which of the following is the simplest form of 3575?

Question 3 In a quiz, team A scored - 40, 10, 0 and team B scored 10, 0, - 40 in three successive rounds. (i) Which team scored more? (ii) Can we say that we can add integers in any order?

Which of the following should be the FIRST sentence after rearrangement?

Match List I with List II and select the correct answer using the codes given below the lists

Parallel lines are __________.

Find the value of (3a+2b)−(−2a−5b)?

Edward has some toys of different shapes. Which among the following toys will have a rotational symmetry of order 4?

45 can be written as:

If (4, 0) and (-4, 0) be the vertices and (6, 0) and (-6, 0) be the foci of a hyperbola, then its eccentricity is