19743 + Interview Questions in Mathematics

1.	If 4% of x is 100 then the value of x is:
Answer» If 4% of x is 100 then the value of x is:

Discussion

2.	What is the probability of choosing a vowel from the set of alphabets?
Answer» What is the probability of choosing a vowel from the set of alphabets?

Discussion

3.	Simplify 3x_5_x+9
Answer» Simplify 3x_5_x+9

Discussion

4.	___ number of triangles can be drawn if all the three angles are known.
Answer» ___ number of triangles can be drawn if all the three angles are known.

Discussion

5.	Gauss theoram
Answer» Gauss theoram

Discussion

6.	Diagonals of a square divide it into 4 congruent triangles. Are all these triangles congruent to each other? If yes, using which criterion?
Answer» Diagonals of a square divide it into 4 congruent triangles. Are all these triangles congruent to each other? If yes, using which criterion?

Discussion

7.	Consider the following figure, Choose the correct one.
Answer» Consider the following figure, Choose the correct one.

7.

Consider the following figure, Choose the correct one.

Answer»

Consider the following figure,

Choose the correct one.

Discussion

8.	Two bicycle riders A and B ride in the opposite directions around a circular track, starting at the same time from the same point. The speed of A is 3 km/hr and that of B is 1 km/hr. If the track has a perimeter of 4 km, after how much time will the two cyclists meet?
Answer» Two bicycle riders A and B ride in the opposite directions around a circular track, starting at the same time from the same point. The speed of A is 3 km/hr and that of B is 1 km/hr. If the track has a perimeter of 4 km, after how much time will the two cyclists meet?

Discussion

9.	See the double bar graph and answer the question that follows. In which activity both girls and boys participated in equal numbers?
Answer» See the double bar graph and answer the question that follows. In which activity both girls and boys participated in equal numbers?

9.

See the double bar graph and answer the question that follows. In which activity both girls and boys participated in equal numbers?

Answer»

See the double bar graph and answer the question that follows.

In which activity both girls and boys participated in equal numbers?

Discussion

10.	The side opposite to acute angles of a right angled triangle are 7 cm and 24 cm, the side opposite to right angle is
Answer» The side opposite to acute angles of a right angled triangle are 7 cm and 24 cm, the side opposite to right angle is

Discussion

11.	If arav has 'x' number of apples and vimal has five more than twice the number of apples arav has, then the total number of apples with arav and vimal is algebraically written as
Answer» If arav has 'x' number of apples and vimal has five more than twice the number of apples arav has, then the total number of apples with arav and vimal is algebraically written as

Discussion

12.	If 2x > 16; then which of the following statement holds true for the given inequation.
Answer» If 2x > 16; then which of the following statement holds true for the given inequation.

Discussion

13.	In the figure, ∠BAD = 65, ∠ABD = 70 & ∠BDC = 45. Find ∠BCD and ∠ADB
Answer» In the figure, ∠BAD = 65, ∠ABD = 70 & ∠BDC = 45. Find ∠BCD and ∠ADB

13.

In the figure, ∠BAD = 65, ∠ABD = 70 & ∠BDC = 45. Find ∠BCD and ∠ADB

Answer»

In the figure, ∠BAD = 65, ∠ABD = 70 & ∠BDC = 45. Find ∠BCD and ∠ADB

Discussion

14.	Which of the following is a factor of 15 but not a factor of 12?
Answer» Which of the following is a factor of 15 but not a factor of 12?

Discussion

15.	Which of the given solids has the maximum number of vertices?
Answer» Which of the given solids has the maximum number of vertices?

Discussion

16.	In a random survey 250 people participated. Out of 250 people who took part in the survey, 40 people have listened to Pink Floyd. 30 people have listened to metallica and 20 people have listened to John Denver. If 10 people have listened to all three then find the no. of people who have listened only Pink Floyd.
Answer» In a random survey 250 people participated. Out of 250 people who took part in the survey, 40 people have listened to Pink Floyd. 30 people have listened to metallica and 20 people have listened to John Denver. If 10 people have listened to all three then find the no. of people who have listened only Pink Floyd.

Discussion

17.	Ted’s uncle wants to put tiles on his home floor. The total area of the floor to be tiled is 360000 square cms. Find the cost of tiling at ₹ 20 per square metre.
Answer» Ted’s uncle wants to put tiles on his home floor. The total area of the floor to be tiled is 360000 square cms. Find the cost of tiling at ₹ 20 per square metre.

Discussion

18.	What should be added to −23 to get 56?
Answer» What should be added to $\frac{- 2}{3}$ to get $\frac{5}{6}$ ?

Discussion

19.	Statement 1: In 1685, there were 0 Dodo birds i.e. they become extinct. Statement 2: Jack is in past, rather than future. In the context of Jack’s back to the future adventure, choose the correct option.
Answer» Statement 1: In 1685, there were 0 Dodo birds i.e. they become extinct. Statement 2: Jack is in past, rather than future. In the context of Jack’s back to the future adventure, choose the correct option.

19.

Statement 1: In 1685, there were 0 Dodo birds i.e. they become extinct. Statement 2: Jack is in past, rather than future. In the context of Jack’s back to the future adventure, choose the correct option.

Answer»

Statement 1: In 1685, there were 0 Dodo birds i.e. they become extinct.

Statement 2: Jack is in past, rather than future.

In the context of Jack’s back to the future adventure, choose the correct option.

Discussion

20.	A group of 36 students went for picnic. If 6 students can play with 3 balls, then how many balls are required for the group of 36 students? [1 MARK]
Answer» A group of 36 students went for picnic. If 6 students can play with 3 balls, then how many balls are required for the group of 36 students? [1 MARK]

20.

A group of 36 students went for picnic. If 6 students can play with 3 balls, then how many balls are required for the group of 36 students? [1 MARK]

Answer»

A group of 36 students went for picnic. If 6 students can play with 3 balls, then how many balls are required for the group of 36 students?
[1 MARK]

Discussion

21.	If a+b=0, match the following options appropriately.
Answer» If $a + b = 0$ , match the following options appropriately.

Discussion

22.	Mostly data available to us in _______ form is raw data.
Answer» Mostly data available to us in _______ form is raw data.

Discussion

23.	In a pictogram represents 2 people. How many people represent?
Answer» In a pictogram represents 2 people. How many people represent?

Discussion

24.	We have 4 congruent equilateral triangles. What else do we need to make a pyramid? [1 MARK]
Answer» We have 4 congruent equilateral triangles. What else do we need to make a pyramid? [1 MARK]

Discussion

25.	(a) Draw the front, top and side view of a cone. (b) Here are the shadows of some 3-D objects when seen under the lamp of an overhead projector. Identify the solids (s) that match each shadow. (There may be multiple answers for these) [4 MARKS]
Answer» (a) Draw the front, top and side view of a cone. (b) Here are the shadows of some 3-D objects when seen under the lamp of an overhead projector. Identify the solids (s) that match each shadow. (There may be multiple answers for these) [4 MARKS]

25.

(a) Draw the front, top and side view of a cone. (b) Here are the shadows of some 3-D objects when seen under the lamp of an overhead projector. Identify the solids (s) that match each shadow. (There may be multiple answers for these) [4 MARKS]

Answer»

(a) Draw the front, top and side view of a cone.

(b) Here are the shadows of some 3-D objects when seen under the lamp of an overhead projector. Identify the solids (s) that match each shadow. (There may be multiple answers for these)

[4 MARKS]

Discussion

26.	Which of the following is not a factor of 5x2y?
Answer» Which of the following is not a factor of $5 x^{2} y$ ?

Discussion

27.	The length and breadth of a rectangle are 20 cm and 12 cm respectively. The area of the rectangle is .
Answer» The length and breadth of a rectangle are 20 cm and 12 cm respectively. The area of the rectangle is .

Discussion

28.	[(-35) + (-5)] ÷ [(-10) + 2] gives
Answer» [(-35) + (-5)] ÷ [(-10) + 2] gives

Discussion

29.	In a school of 1900 students, there are 800 girls. Find the probability that a student chosen at random is a boy.
Answer» In a school of 1900 students, there are 800 girls. Find the probability that a student chosen at random is a boy.

Discussion

30.	Express 2352 in exponential form.
Answer» Express 2352 in exponential form.

Discussion

31.	A fruit seller makes a profit of 20% on a box of apples. If the cost price of one box is ₹ 240 ,find its selling price.
Answer» A fruit seller makes a profit of 20% on a box of apples. If the cost price of one box is ₹ 240 ,find its selling price.

Discussion

32.	Question 10 The value of 5÷(−1) does not lie between (a) 0 and -10 (b) 0 and 10 (c) -4 and -15 (d) -6 and 6
Answer» Question 10 The value of $5 \div (- 1)$ does not lie between (a) 0 and -10 (b) 0 and 10 (c) -4 and -15 (d) -6 and 6

32.

Question 10 The value of 5÷(−1) does not lie between (a) 0 and -10 (b) 0 and 10 (c) -4 and -15 (d) -6 and 6

Answer»

Question 10

The value of $5 \div (- 1)$ does not lie between

(a) 0 and -10
(b) 0 and 10
(c) -4 and -15
(d) -6 and 6

Discussion

33.	Question 15 Out of the four options, only one is correct. Write the correct answer. The expression for the number of diagonals that we can make from one vertex of a n-sided polygon is (a) 2n+1 (b) n-2 (c) 5n+2 (d) n-3
Answer» Question 15 Out of the four options, only one is correct. Write the correct answer. The expression for the number of diagonals that we can make from one vertex of a n-sided polygon is (a) 2n+1 (b) n-2 (c) 5n+2 (d) n-3

33.

Question 15 Out of the four options, only one is correct. Write the correct answer. The expression for the number of diagonals that we can make from one vertex of a n-sided polygon is (a) 2n+1 (b) n-2 (c) 5n+2 (d) n-3

Answer»

Question 15

Out of the four options, only one is correct. Write the correct answer.

The expression for the number of diagonals that we can make from one vertex of a n-sided polygon is
(a) 2n+1
(b) n-2
(c) 5n+2
(d) n-3

Discussion

34.	Question 70 (i) Express the following rational number in its standard form: −12−30
Answer» Question 70 (i) Express the following rational number in its standard form: $\frac{- 12}{- 30}$

34.

Question 70 (i) Express the following rational number in its standard form: −12−30

Answer»

Question 70 (i)

Express the following rational number in its standard form:
$\frac{- 12}{- 30}$

Discussion

35.	Pavan's car can go 100 km with 50 litres of petrol.With 30 litres of petrol, the car can go ___ KM?
Answer» Pavan's car can go 100 km with 50 litres of petrol.With 30 litres of petrol, the car can go ___ KM?

Discussion

36.	Which two expenditure together will form an angle of 1080 at the centre of pie – diagram? The following pie diagram shows the expenditure incurred on the preparation of a book by publisherunder various head: A. Paper 20% B. Printing 25% C. Binding Designing 30% D. Royalty 15% or E. Miscellaneous 10%
Answer» Which two expenditure together will form an angle of $108^{0}$ at the centre of pie – diagram? The following pie diagram shows the expenditure incurred on the preparation of a book by publisherunder various head: A. Paper 20% B. Printing 25% C. Binding Designing 30% D. Royalty 15% or E. Miscellaneous 10%

36.

Which two expenditure together will form an angle of 1080 at the centre of pie – diagram? The following pie diagram shows the expenditure incurred on the preparation of a book by publisherunder various head: A. Paper 20% B. Printing 25% C. Binding Designing 30% D. Royalty 15% or E. Miscellaneous 10%

Answer»

Which two expenditure together will form an angle of $108^{0}$ at the centre of pie – diagram?

The following pie diagram shows the expenditure incurred on the preparation of a book by publisherunder various head:

A. Paper 20%

B. Printing 25%

C. Binding Designing 30%

D. Royalty 15% or

E. Miscellaneous 10%

Discussion

37.	Question 84(ii) Observe the given data On which day of the week was the sales maximum?
Answer» Question 84(ii) Observe the given data On which day of the week was the sales maximum?

Discussion

38.	In the given figure, If AB∥CD,∠APQ=50∘ and ∠PRD=130∘, then ∠QRP=? (a) 130∘ (b) 50∘ (c) 80∘ (d) 30∘
Answer» In the given figure, If $A B ∥ C D, ∠ A P Q = 50^{\circ} and ∠ P R D = 130^{\circ},$ then $∠ Q R P = ?$ (a) $130^{\circ}$ (b) $50^{\circ}$ (c) $80^{\circ}$ (d) $30^{\circ}$

38.

In the given figure, If AB∥CD,∠APQ=50∘ and ∠PRD=130∘, then ∠QRP=? (a) 130∘ (b) 50∘ (c) 80∘ (d) 30∘

Answer»

In the given figure, If $A B ∥ C D, ∠ A P Q = 50^{\circ} and ∠ P R D = 130^{\circ},$ then $∠ Q R P = ?$

(a) $130^{\circ}$

(b) $50^{\circ}$

(c) $80^{\circ}$

(d) $30^{\circ}$

Discussion

39.	Find 9/2%of 12m (ans in CM)
Answer» Find 9/2%of 12m (ans in CM)

Discussion

40.	Question 84(iii) Observe the given data. Find the total sales during the week.
Answer» Question 84(iii) Observe the given data. Find the total sales during the week.

Discussion

41.	What is the value of 124×4−3+118÷2?
Answer» What is the value of $124 \times 4 - 3 + 118 \div 2$ ?

Discussion

42.	The ratio of first class and second class fares between two stations is 6:4 and the number of passengers travelling by first class and second class is 1:15. If total fare collected in one day is Rs.2200, then the amount collected from first class passengers is
Answer» The ratio of first class and second class fares between two stations is $6 : 4$ and the number of passengers travelling by first class and second class is $1 : 15$ . If total fare collected in one day is Rs. $2200$ , then the amount collected from first class passengers is

Discussion

43.	The speed of the tip of a second hand of length 5 cm of a clock is _________ m/s.
Answer» The speed of the tip of a second hand of length 5 cm of a clock is _________ m/s.

Discussion

44.	Question 30 In questions 24 to 59, fill in the blanks to make the statements true. A ___ with its denominator 100 is called a per cent.
Answer» Question 30 In questions 24 to 59, fill in the blanks to make the statements true. A ___ with its denominator 100 is called a per cent.

44.

Question 30 In questions 24 to 59, fill in the blanks to make the statements true. A ___ with its denominator 100 is called a per cent.

Answer»

Question 30

In questions 24 to 59, fill in the blanks to make the statements true.
A ___ with its denominator 100 is called a per cent.

Discussion

45.	Question 53 (j) Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial. Quotient of x and 15 multiplied by x.
Answer» Question 53 (j) Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial. Quotient of x and 15 multiplied by x.

45.

Question 53 (j) Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial. Quotient of x and 15 multiplied by x.

Answer»

Question 53 (j)

Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial.

Quotient of x and 15 multiplied by x.

Discussion

46.	The value of the given expression is ___ [[3×{(−5)×(−4)}]÷{27+(−13−4)}] +[{27×(−2)}÷(−3−3)] +[{(−3)×(−3)×5}÷(−3)]]
Answer» The value of the given expression is ___ $[[3 \times {(- 5) \times (- 4)}] \div {27 + (- 13 - 4)}]$ $+ [{27 \times (- 2)} \div (- 3 - 3)]$ $+ [{(- 3) \times (- 3) \times 5} \div (- 3)]]$

Discussion

47.	Define fractions and decimals ?
Answer» Define fractions and decimals ?

Discussion

48.	An object travelled 16 Meter in 4 Second and then another 16 meter in 2 seconds what is the speed of the object ?
Answer» An object travelled 16 Meter in 4 Second and then another 16 meter in 2 seconds what is the speed of the object ?

Discussion

49.	show that 6,36 are continued proportion
Answer» show that 6,36 are continued proportion

Discussion

50.	Question 2 (v) Find the values of unknowns x and y in the following diagram:
Answer» Question 2 (v) Find the values of unknowns x and y in the following diagram:

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

If 4% of x is 100 then the value of x is:

What is the probability of choosing a vowel from the set of alphabets?

Simplify 3x_5_x+9

___ number of triangles can be drawn if all the three angles are known.

Gauss theoram

Diagonals of a square divide it into 4 congruent triangles. Are all these triangles congruent to each other? If yes, using which criterion?

Consider the following figure, Choose the correct one.

Two bicycle riders A and B ride in the opposite directions around a circular track, starting at the same time from the same point. The speed of A is 3 km/hr and that of B is 1 km/hr. If the track has a perimeter of 4 km, after how much time will the two cyclists meet?

See the double bar graph and answer the question that follows. In which activity both girls and boys participated in equal numbers?

The side opposite to acute angles of a right angled triangle are 7 cm and 24 cm, the side opposite to right angle is

If arav has 'x' number of apples and vimal has five more than twice the number of apples arav has, then the total number of apples with arav and vimal is algebraically written as

If 2x &gt; 16; then which of the following statement holds true for the given inequation.

In the figure, ∠BAD = 65, ∠ABD = 70 &amp; ∠BDC = 45. Find ∠BCD and ∠ADB

Which of the following is a factor of 15 but not a factor of 12?

Which of the given solids has the maximum number of vertices?

Ted’s uncle wants to put tiles on his home floor. The total area of the floor to be tiled is 360000 square cms. Find the cost of tiling at ₹ 20 per square metre.

What should be added to −23 to get 56?

Statement 1: In 1685, there were 0 Dodo birds i.e. they become extinct. Statement 2: Jack is in past, rather than future. In the context of Jack’s back to the future adventure, choose the correct option.

A group of 36 students went for picnic. If 6 students can play with 3 balls, then how many balls are required for the group of 36 students? [1 MARK]

If a+b=0, match the following options appropriately.

Mostly data available to us in _______ form is raw data.

In a pictogram represents 2 people. How many people represent?

We have 4 congruent equilateral triangles. What else do we need to make a pyramid? [1 MARK]

(a) Draw the front, top and side view of a cone. (b) Here are the shadows of some 3-D objects when seen under the lamp of an overhead projector. Identify the solids (s) that match each shadow. (There may be multiple answers for these) [4 MARKS]

Which of the following is not a factor of 5x2y?

The length and breadth of a rectangle are 20 cm and 12 cm respectively. The area of the rectangle is .

[(-35) + (-5)] ÷ [(-10) + 2] gives

In a school of 1900 students, there are 800 girls. Find the probability that a student chosen at random is a boy.

Express 2352 in exponential form.

A fruit seller makes a profit of 20% on a box of apples. If the cost price of one box is ₹ 240 ,find its selling price.

Question 10 The value of 5÷(−1) does not lie between (a) 0 and -10 (b) 0 and 10 (c) -4 and -15 (d) -6 and 6

Question 15 Out of the four options, only one is correct. Write the correct answer. The expression for the number of diagonals that we can make from one vertex of a n-sided polygon is (a) 2n+1 (b) n-2 (c) 5n+2 (d) n-3

Question 70 (i) Express the following rational number in its standard form: −12−30

Pavan's car can go 100 km with 50 litres of petrol.With 30 litres of petrol, the car can go ___ KM?

Question 84(ii) Observe the given data On which day of the week was the sales maximum?

In the given figure, If AB∥CD,∠APQ=50∘ and ∠PRD=130∘, then ∠QRP=? (a) 130∘ (b) 50∘ (c) 80∘ (d) 30∘

Find 9/2%of 12m (ans in CM)

Question 84(iii) Observe the given data. Find the total sales during the week.

What is the value of 124×4−3+118÷2?

The ratio of first class and second class fares between two stations is 6:4 and the number of passengers travelling by first class and second class is 1:15. If total fare collected in one day is Rs.2200, then the amount collected from first class passengers is

The speed of the tip of a second hand of length 5 cm of a clock is _________ m/s.

Question 30 In questions 24 to 59, fill in the blanks to make the statements true. A ___ with its denominator 100 is called a per cent.

Question 53 (j) Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial. Quotient of x and 15 multiplied by x.

The value of the given expression is ___ [[3×{(−5)×(−4)}]÷{27+(−13−4)}] +[{27×(−2)}÷(−3−3)] +[{(−3)×(−3)×5}÷(−3)]]

Define fractions and decimals ?

An object travelled 16 Meter in 4 Second and then another 16 meter in 2 seconds what is the speed of the object ?

show that 6,36 are continued proportion

Question 2 (v) Find the values of unknowns x and y in the following diagram:

If 2x > 16; then which of the following statement holds true for the given inequation.

In the figure, ∠BAD = 65, ∠ABD = 70 & ∠BDC = 45. Find ∠BCD and ∠ADB