19743 + Interview Questions in Mathematics

1.	If two sides of a triangle are 4 cm and 5 cm then which of the following cannot be the length of third side?
Answer» If two sides of a triangle are 4 cm and 5 cm then which of the following cannot be the length of third side?

Discussion

2.	Find the area of parallelogram ABCD where AB = 10 cm and BE = 6 cm.
Answer» Find the area of parallelogram ABCD where AB = 10 cm and BE = 6 cm.

Discussion

3.	The following pie-diagram shows the expenditure incurred in the preparation of a book by a publisher, under various heads If the total amount spent on publishing a book is Rs. 1200/- find the amount spent on printing 3 books.
Answer» The following pie-diagram shows the expenditure incurred in the preparation of a book by a publisher, under various heads If the total amount spent on publishing a book is Rs. 1200/- find the amount spent on printing 3 books.

3.

The following pie-diagram shows the expenditure incurred in the preparation of a book by a publisher, under various heads If the total amount spent on publishing a book is Rs. 1200/- find the amount spent on printing 3 books.

Answer»

The following pie-diagram shows the expenditure incurred in the preparation of a book by a publisher, under various heads

If the total amount spent on publishing a book is Rs. 1200/- find the amount spent on printing 3 books.

Discussion

4.	Question 69 In questions 60 to 79, state whether the statements are True or False. 50 % of Rs. 50 is Rs. 25.
Answer» Question 69 In questions 60 to 79, state whether the statements are True or False. 50 % of Rs. 50 is Rs. 25.

4.

Question 69 In questions 60 to 79, state whether the statements are True or False. 50 % of Rs. 50 is Rs. 25.

Answer»

Question 69

In questions 60 to 79, state whether the statements are True or False.
50 % of Rs. 50 is Rs. 25.

Discussion

5.	If the total runs scored by a batsman in a year is 1009 and this is also equal to four less than three times the overs faced by him in a year. If he faces 'y' overs in the whole year, then the correct equation is:
Answer» If the total runs scored by a batsman in a year is 1009 and this is also equal to four less than three times the overs faced by him in a year. If he faces 'y' overs in the whole year, then the correct equation is:

Discussion

6.	A factory manufacturing car batteries made a survey in the field on the life of these batteries. The data obtained was as follows: Life Time (in months)Less than2424−3636−48more than48Total BatteriesNumber of batteries502405501601000 What is the probability that a battery chosen at random (i) will not last more than 36 months? (ii) will last for four years? [2 MARKS]
Answer» A factory manufacturing car batteries made a survey in the field on the life of these batteries. The data obtained was as follows: $\begin{matrix} Life Time (in months) & Less than 24 & 24 - 36 & 36 - 48 & more than 48 & Total Batteries Number of batteries & 50 & 240 & 550 & 160 & 1000 \end{matrix}$ What is the probability that a battery chosen at random (i) will not last more than 36 months? (ii) will last for four years? [2 MARKS]

6.

A factory manufacturing car batteries made a survey in the field on the life of these batteries. The data obtained was as follows: Life Time (in months)Less than2424−3636−48more than48Total BatteriesNumber of batteries502405501601000 What is the probability that a battery chosen at random (i) will not last more than 36 months? (ii) will last for four years? [2 MARKS]

Answer»

A factory manufacturing car batteries made a survey in the field on the life of these batteries. The data obtained was as follows:

$\begin{matrix} Life Time (in months) & Less than 24 & 24 - 36 & 36 - 48 & more than 48 & Total Batteries Number of batteries & 50 & 240 & 550 & 160 & 1000 \end{matrix}$

What is the probability that a battery chosen at random

(i) will not last more than 36 months?

(ii) will last for four years? [2 MARKS]

Discussion

7.	My friend has 3 less than twice the number of oranges I have. The ratio number of oranges I havenumber of oranges my friend has is equal to 23. How many oranges do each of us have?
Answer» My friend has 3 less than twice the number of oranges I have. The ratio $\frac{number of oranges I have}{number of oranges my friend has}$ is equal to $\frac{2}{3}$ . How many oranges do each of us have?

Discussion

8.	Fill in the blanks Question 25 In throwing a die, the number of possible outcomes is ___.
Answer» Fill in the blanks Question 25 In throwing a die, the number of possible outcomes is ___.

Discussion

9.	Question 116 (iii) Health Application A doctor reports blood pressure in millimetres of mercury (mm Hg) as a ratio of systolic blood pressure to diastolic blood pressure (such as 140 over 80). Systolic pressure is measured when the heart beats and diastolic pressure is measured when it rests. Refer to the table of blood pressure ranges for adults. Manohar is a healthy 37 yr old man whose blood pressure is in the normal category. Calculate the ratio of average systolic to average diastolic blood pressures in the prehypertension category.
Answer» Question 116 (iii) Health Application A doctor reports blood pressure in millimetres of mercury (mm Hg) as a ratio of systolic blood pressure to diastolic blood pressure (such as 140 over 80). Systolic pressure is measured when the heart beats and diastolic pressure is measured when it rests. Refer to the table of blood pressure ranges for adults. Manohar is a healthy 37 yr old man whose blood pressure is in the normal category. Calculate the ratio of average systolic to average diastolic blood pressures in the prehypertension category.

9.

Question 116 (iii) Health Application A doctor reports blood pressure in millimetres of mercury (mm Hg) as a ratio of systolic blood pressure to diastolic blood pressure (such as 140 over 80). Systolic pressure is measured when the heart beats and diastolic pressure is measured when it rests. Refer to the table of blood pressure ranges for adults. Manohar is a healthy 37 yr old man whose blood pressure is in the normal category. Calculate the ratio of average systolic to average diastolic blood pressures in the prehypertension category.

Answer»

Question 116 (iii)

Health Application A doctor reports blood pressure in millimetres of mercury (mm Hg) as a ratio of systolic blood pressure to diastolic blood pressure (such as 140 over 80). Systolic pressure is measured when the heart beats and diastolic pressure is measured when it rests. Refer to the table of blood pressure ranges for adults.
Manohar is a healthy 37 yr old man whose blood pressure is in the normal category.
Calculate the ratio of average systolic to average diastolic blood pressures in the prehypertension category.

Discussion

10.	In the given figure, a square is cut as shown in the first figure and rearranged to form a big square as shown in the second figure. Then the area of the big square in the second figure is ____.
Answer» In the given figure, a square is cut as shown in the first figure and rearranged to form a big square as shown in the second figure. Then the area of the big square in the second figure is ____.

10.

In the given figure, a square is cut as shown in the first figure and rearranged to form a big square as shown in the second figure. Then the area of the big square in the second figure is ____.

Answer»

In the given figure, a square is cut as shown in the first figure and rearranged to form a big square as shown in the second figure. Then the area of the big square in the second figure is ____.

Discussion

11.	Question 5 The median of the data 3, 4, 5, 6, 7, 3, 4 is (a) 5 (b) 3 (c) 4 (d) 6
Answer» Question 5 The median of the data 3, 4, 5, 6, 7, 3, 4 is (a) 5 (b) 3 (c) 4 (d) 6

Discussion

12.	How many numbers from the given set are rational numbers? 78, 1, 0,√2, 319
Answer» How many numbers from the given set are rational numbers? $\frac{7}{8}, 1, 0, \sqrt{2}, \frac{3}{19}$

12.

How many numbers from the given set are rational numbers? 78, 1, 0,√2, 319

Answer»

How many numbers from the given set are rational numbers?

$\frac{7}{8}, 1, 0, \sqrt{2}, \frac{3}{19}$

Discussion

13.	Cardinal number of the set A = { x: x is even prime number} is ____.
Answer» Cardinal number of the set A = { x: x is even prime number} is ____.

Discussion

14.	Question 137(ii) Find 13×−57×−2110
Answer» Question 137(ii) Find $\frac{1}{3} \times \frac{- 5}{7} \times \frac{- 21}{10}$

Discussion

15.	Find the third proportional 1/7and3/14
Answer» Find the third proportional 1/7and3/14

Discussion

16.	Question 5 (v) Find 0.5 × 0.05
Answer» Question 5 (v) Find 0.5 $\times$ 0.05

Discussion

17.	Question 9: Write the natural numbers from 102 to 113. What fraction of them are prime numbers?
Answer» Question 9: Write the natural numbers from 102 to 113. What fraction of them are prime numbers?

17.

Question 9: Write the natural numbers from 102 to 113. What fraction of them are prime numbers?

Answer»

Question 9:

Write the natural numbers from 102 to 113. What fraction of them are prime numbers?

Discussion

18.	ABC is an isosceles triangle with equal sides AB and AC. If each of the equal sides are a units and the base is b units, then the length of altitude drawn from vertex angle to the base is ______ units.
Answer» ABC is an isosceles triangle with equal sides AB and AC. If each of the equal sides are a units and the base is b units, then the length of altitude drawn from vertex angle to the base is ______ units.

Discussion

19.	Surya Ltd. issued 2,500, 15% Debentures of Rs 100 each at a discount of 10% payabale as follows: Rs 25 on application; Rs 25 on allotment and the balance on first call. Applications were received for 2,000 debentures and the allotment was made. All the moneys were dully received. Expenses on issue of deberatures amounted to Rs 8,000. Directors decided to write off 1/5th of "Expenses on issue A/c" and "Discount on Debentures A/c" from Statement of profit and loss each year. Pass journal entries (for first year only).
Answer» Surya Ltd. issued 2,500, $15 %$ Debentures of Rs 100 each at a discount of $10 %$ payabale as follows: Rs 25 on application; Rs 25 on allotment and the balance on first call. Applications were received for 2,000 debentures and the allotment was made. All the moneys were dully received. Expenses on issue of deberatures amounted to Rs 8,000. Directors decided to write off 1/5th of "Expenses on issue A/c" and "Discount on Debentures A/c" from Statement of profit and loss each year. Pass journal entries (for first year only).

19.

Surya Ltd. issued 2,500, 15% Debentures of Rs 100 each at a discount of 10% payabale as follows: Rs 25 on application; Rs 25 on allotment and the balance on first call. Applications were received for 2,000 debentures and the allotment was made. All the moneys were dully received. Expenses on issue of deberatures amounted to Rs 8,000. Directors decided to write off 1/5th of "Expenses on issue A/c" and "Discount on Debentures A/c" from Statement of profit and loss each year. Pass journal entries (for first year only).

Answer»

Surya Ltd. issued 2,500, $15 %$ Debentures of Rs 100 each at a discount of $10 %$ payabale as follows:

Rs 25 on application; Rs 25 on allotment and the balance on first call.

Applications were received for 2,000 debentures and the allotment was made. All the moneys were dully received. Expenses on issue of deberatures amounted to Rs 8,000. Directors decided to write off 1/5th of "Expenses on issue A/c" and "Discount on Debentures A/c" from Statement of profit and loss each year.

Pass journal entries (for first year only).

Discussion

20.	Give the order of the rotational symmetry of the figure given below.
Answer» Give the order of the rotational symmetry of the figure given below.

Discussion

21.	Rina’s brother came running to the shop and he asked for 2 more chocolates for him (which costs Rs. y each). What would be the total amount (in Rs.) spent in the market if Rs. (6x + 2y) was spent earlier?
Answer» Rina’s brother came running to the shop and he asked for 2 more chocolates for him (which costs Rs. y each). What would be the total amount (in Rs.) spent in the market if Rs. (6x + 2y) was spent earlier?

Discussion

22.	Juhi sold a washing machine for 13500 at the loss of 20%. Find the cost price of the washing machine. At what price she must sell to gain 20%
Answer» Juhi sold a washing machine for 13500 at the loss of 20%. Find the cost price of the washing machine. At what price she must sell to gain 20%

Discussion

23.	The coefficient of b in −5a2b8c is:
Answer» The coefficient of $b$ in $- \frac{5 a^{2} b}{8 c}$ is:

Discussion

24.	In the given figure, ABCD is a cyclic quadrilateral in which ∠BAD=120∘. Find ∠BCD.
Answer» In the given figure, ABCD is a cyclic quadrilateral in which $∠ B A D = 120^{\circ}$ . Find $∠ B C D$ .

Discussion

25.	10 + 6 ÷ 3 + 2 × 8 = ?
Answer» 10 + 6 ÷ 3 + 2 × 8 = ?

Discussion

26.	Representation of data with the help of pictures is known as __ .
Answer» Representation of data with the help of pictures is known as __ .

Discussion

27.	Let A = {1, 2, 3, 4, 5}; B = {2, 3, 6, 7}. Then the number of elements in (A×B) ∩ (B×A) is
Answer» Let A = {1, 2, 3, 4, 5}; B = {2, 3, 6, 7}. Then the number of elements in (A $\times$ B) $\cap$ (B $\times$ A) is

Discussion

28.	What is the sum of the rational number 4/5 with its reciprocal ?
Answer» What is the sum of the rational number 4/5 with its reciprocal ?

Discussion

29.	23×73 is equal to____.
Answer» $2^{3} \times 7^{3}$ is equal to____.

Discussion

30.	Consider a rectangle of length 6 cm and breadth 8 cm. Then the perimeter of this rectangle is _____.
Answer» Consider a rectangle of length 6 cm and breadth 8 cm. Then the perimeter of this rectangle is _____.

Discussion

31.	Range of the data: 73, 77, 84, 87, 89, 91, 94 is ______ .
Answer» Range of the data: 73, 77, 84, 87, 89, 91, 94 is ______ .

Discussion

32.	How to write a negative number in exponent form? Eg: -343
Answer» How to write a negative number in exponent form? Eg: -343

Discussion

33.	Question 95 Construct a right-angled triangle whose hypotenuse measures 5 cm and one of the other sides measures 3.2 cm
Answer» Question 95 Construct a right-angled triangle whose hypotenuse measures 5 cm and one of the other sides measures 3.2 cm

Discussion

34.	Question 87(iii) The students of class VII have to choose one club from Music, Dance, Yoga, Dramatics, Fine arts and Electronics clubs. The data given below shows the choices made by girls and boys of the class study the table and answer the question that follows: Which is the most perferred club by boys?
Answer» Question 87(iii) The students of class VII have to choose one club from Music, Dance, Yoga, Dramatics, Fine arts and Electronics clubs. The data given below shows the choices made by girls and boys of the class study the table and answer the question that follows: Which is the most perferred club by boys?

Discussion

35.	Question 13 Latika bought a teapot for Rs 120 and a set of cups for Rs 400. She sold teapot at a profit of 5% and cups at a loss of 5%. The amount received by her is (a) Rs 494 (b) Rs 546 (c) Rs 506 (d) Rs 534
Answer» Question 13 Latika bought a teapot for Rs 120 and a set of cups for Rs 400. She sold teapot at a profit of 5% and cups at a loss of 5%. The amount received by her is (a) Rs 494 (b) Rs 546 (c) Rs 506 (d) Rs 534

35.

Question 13 Latika bought a teapot for Rs 120 and a set of cups for Rs 400. She sold teapot at a profit of 5% and cups at a loss of 5%. The amount received by her is (a) Rs 494 (b) Rs 546 (c) Rs 506 (d) Rs 534

Answer»

Question 13

Latika bought a teapot for Rs 120 and a set of cups for Rs 400. She sold teapot at a profit of 5% and cups at a loss of 5%. The amount received by her is
(a) Rs 494
(b) Rs 546
(c) Rs 506
(d) Rs 534

Discussion

36.	Find the value of a and b if (5-√6)/(5+√6)=a-b√6
Answer» Find the value of a and b if (5-√6)/(5+√6)=a-b√6

Discussion

37.	For any triangle ABC, draw: (i) All possible medians. (ii) All possible altitudes. [4 MARKS]
Answer» For any triangle ABC, draw: (i) All possible medians. (ii) All possible altitudes. [4 MARKS]

Discussion

38.	Question 75 (b) Find the value of (−35)
Answer» Question 75 (b) Find the value of $(- 3^{5})$

38.

Question 75 (b) Find the value of (−35)

Answer»

Question 75 (b)

Find the value of $(- 3^{5})$

Discussion

39.	In a △ABC, if 2∠A = 3∠B = 6∠C, determine ∠A, ∠B and ∠C
Answer» In a $△$ ABC, if 2 $∠$ A = 3 $∠$ B = 6 $∠$ C, determine $∠$ A, $∠$ B and $∠$ C

Discussion

40.	The size of the interval in a data table depicting the entities contained in it is known as ___.
Answer» The size of the interval in a data table depicting the entities contained in it is known as ___.

Discussion

41.	A cylinder has ___ faces.
Answer» A cylinder has ___ faces.

Discussion

42.	Figure represents two bulbs B1 and B2, resistor R and an inductor L. When the switch S is turned off
Answer» Figure represents two bulbs $B_{1}$ and $B_{2}$ , resistor R and an inductor L. When the switch S is turned off

42.

Figure represents two bulbs B1 and B2, resistor R and an inductor L. When the switch S is turned off

Answer»

Figure represents two bulbs $B_{1}$ and $B_{2}$ , resistor R and an inductor L. When the switch S is turned off

Discussion

43.	A protractor is in the shape of-
Answer» A protractor is in the shape of-

Discussion

44.	Which of the following is not a like term of 2x2yz?
Answer» Which of the following is not a like term of $2 x^{2} y z$ ?

Discussion

45.	Represent 12 using tally marks.
Answer» Represent 12 using tally marks.

Discussion

46.	Choose the correct option(s):
Answer» Choose the correct option(s):

Discussion

47.	-43 ÷...... = 1
Answer» -43 ÷...... = 1

Discussion

48.	The data obtained from the register of a security guard regarding the number of people present at different times of the day will be classified under
Answer» The data obtained from the register of a security guard regarding the number of people present at different times of the day will be classified under

Discussion

49.	Which of the following form a Pythagorean Triplet?
Answer» Which of the following form a Pythagorean Triplet?

Discussion

50.	If 14 is the HCF of 4p and 21q, then minimum value of p and q is:
Answer» If 14 is the HCF of 4p and 21q, then minimum value of p and q is:

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

If two sides of a triangle are 4 cm and 5 cm then which of the following cannot be the length of third side?

Find the area of parallelogram ABCD where AB = 10 cm and BE = 6 cm.

The following pie-diagram shows the expenditure incurred in the preparation of a book by a publisher, under various heads If the total amount spent on publishing a book is Rs. 1200/- find the amount spent on printing 3 books.

Question 69 In questions 60 to 79, state whether the statements are True or False. 50 % of Rs. 50 is Rs. 25.

If the total runs scored by a batsman in a year is 1009 and this is also equal to four less than three times the overs faced by him in a year. If he faces 'y' overs in the whole year, then the correct equation is:

My friend has 3 less than twice the number of oranges I have. The ratio number of oranges I havenumber of oranges my friend has is equal to 23. How many oranges do each of us have?

Fill in the blanks Question 25 In throwing a die, the number of possible outcomes is ___.

In the given figure, a square is cut as shown in the first figure and rearranged to form a big square as shown in the second figure. Then the area of the big square in the second figure is ____.

Question 5 The median of the data 3, 4, 5, 6, 7, 3, 4 is (a) 5 (b) 3 (c) 4 (d) 6

How many numbers from the given set are rational numbers? 78, 1, 0,√2, 319

Cardinal number of the set A = { x: x is even prime number} is ____.

Question 137(ii) ​​​​​​​Find 13×−57×−2110

Find the third proportional 1/7and3/14

Question 5 (v) Find 0.5 × 0.05

Question 9: Write the natural numbers from 102 to 113. What fraction of them are prime numbers?

ABC is an isosceles triangle with equal sides AB and AC. If each of the equal sides are a units and the base is b units, then the length of altitude drawn from vertex angle to the base is ______ units.

Give the order of the rotational symmetry of the figure given below.

Rina’s brother came running to the shop and he asked for 2 more chocolates for him (which costs Rs. y each). What would be the total amount (in Rs.) spent in the market if Rs. (6x + 2y) was spent earlier?

Juhi sold a washing machine for 13500 at the loss of 20%. Find the cost price of the washing machine. At what price she must sell to gain 20%

The coefficient of b in −5a2b8c is:

In the given figure, ABCD is a cyclic quadrilateral in which ∠BAD=120∘. Find ∠BCD.

10 + 6 ÷ 3 + 2 × 8 = ?

Representation of data with the help of pictures is known as __ .

Let A = {1, 2, 3, 4, 5}; B = {2, 3, 6, 7}. Then the number of elements in (A×B) ∩ (B×A) is

What is the sum of the rational number 4/5 with its reciprocal ?

23×73 is equal to____.

Consider a rectangle of length 6 cm and breadth 8 cm. Then the perimeter of this rectangle is _____.

Range of the data: 73, 77, 84, 87, 89, 91, 94 is ______ .

How to write a negative number in exponent form? Eg: -343

Question 95 Construct a right-angled triangle whose hypotenuse measures 5 cm and one of the other sides measures 3.2 cm

Question 13 Latika bought a teapot for Rs 120 and a set of cups for Rs 400. She sold teapot at a profit of 5% and cups at a loss of 5%. The amount received by her is (a) Rs 494 (b) Rs 546 (c) Rs 506 (d) Rs 534

Find the value of a and b if (5-√6)/(5+√6)=a-b√6

For any triangle ABC, draw: (i) All possible medians. (ii) All possible altitudes. [4 MARKS]

Question 75 (b) Find the value of (−35)

In a △ABC, if 2∠A = 3∠B = 6∠C, determine ∠A, ∠B and ∠C

The size of the interval in a data table depicting the entities contained in it is known as ___.

A cylinder has ___ faces.

Figure represents two bulbs B1 and B2, resistor R and an inductor L. When the switch S is turned off

A protractor is in the shape of-

Which of the following is not a like term of 2x2yz?

Represent 12 using tally marks.

Choose the correct option(s):

-43 ÷...... = 1

The data obtained from the register of a security guard regarding the number of people present at different times of the day will be classified under

Which of the following form a Pythagorean Triplet?

If 14 is the HCF of 4p and 21q, then minimum value of p and q is:

Question 137(ii) Find 13×−57×−2110