19743 + Interview Questions in Mathematics

1.	Question 2(iv) Organize the following marks in a class assessment, in a tabular form: 4, 6, 7, 5, 3, 5, 4, 5, 2, 6, 2, 5, 1, 9, 6, 5, 8, 4, 6,7. Find the arithmetic mean
Answer» Question 2(iv) Organize the following marks in a class assessment, in a tabular form: 4, 6, 7, 5, 3, 5, 4, 5, 2, 6, 2, 5, 1, 9, 6, 5, 8, 4, 6,7. Find the arithmetic mean

Discussion

2.	20% of x = 100. Then x = ___.
Answer» 20% of x = 100. Then x = ___.

Discussion

3.	Question 73 In a school, the number of girls is 50 more than the number of boys. The total number of students is 1070. Find the number of girls.
Answer» Question 73 In a school, the number of girls is 50 more than the number of boys. The total number of students is 1070. Find the number of girls.

3.

Question 73 In a school, the number of girls is 50 more than the number of boys. The total number of students is 1070. Find the number of girls.

Answer»

Question 73

In a school, the number of girls is 50 more than the number of boys. The total number of students is 1070. Find the number of girls.

Discussion

4.	Question 89 The legs of a stool make an angle of 35∘ with the floor, as shown in the given figure. Find the angles X and Y.
Answer» Question 89 The legs of a stool make an angle of $35^{\circ}$ with the floor, as shown in the given figure. Find the angles X and Y.

4.

Question 89 The legs of a stool make an angle of 35∘ with the floor, as shown in the given figure. Find the angles X and Y.

Answer»

Question 89

The legs of a stool make an angle of $35^{\circ}$ with the floor, as shown in the given figure. Find the angles X and Y.

Discussion

5.	The area of a rectangular piece of a board is 288 cm2. If the width is twice the length, what is the width of the board?
Answer» The area of a rectangular piece of a board is 288 cm². If the width is twice the length, what is the width of the board?

Discussion

6.	Question 92 State whether the statement is True or False. Triangle with the length of sides as 5 cm, 6 cm and 11 cm can be constructed.
Answer» Question 92 State whether the statement is True or False. Triangle with the length of sides as 5 cm, 6 cm and 11 cm can be constructed.

Discussion

7.	Which of the following correctly represents 720 as the product of its prime power.
Answer» Which of the following correctly represents 720 as the product of its prime power.

Discussion

8.	Additive inverse of number -2 is:
Answer» Additive inverse of number -2 is:

Discussion

9.	Question 53 Fill in the blanks to make the statement true. The supplement of an obtuse angle is always ___ angle.
Answer» Question 53 Fill in the blanks to make the statement true. The supplement of an obtuse angle is always ___ angle.

9.

Question 53 Fill in the blanks to make the statement true. The supplement of an obtuse angle is always ___ angle.

Answer»

Question 53

Fill in the blanks to make the statement true.

The supplement of an obtuse angle is always ___ angle.

Discussion

10.	Dividing (a+b)2+(a−b)2 by (a2+b2) gives ___
Answer» Dividing $(a + b)^{2} + (a - b)^{2}$ by $(a^{2} + b^{2})$ gives ___

Discussion

11.	Question 35 Fill in the blank to make the statement true 432=24×__
Answer» Question 35 Fill in the blank to make the statement true $432 = 2^{4} \times__$

11.

Question 35 Fill in the blank to make the statement true 432=24×__

Answer»

Question 35

Fill in the blank to make the statement true
$432 = 2^{4} \times__$

Discussion

12.	Neel has a blue cloth of length 14.28 m. He needs to divide the cloth into four pieces of equal length. What will be the length of each piece?
Answer» Neel has a blue cloth of length 14.28 m. He needs to divide the cloth into four pieces of equal length. What will be the length of each piece?

Discussion

13.	What do we call an algebraic expression with same variables ?
Answer» What do we call an algebraic expression with same variables ?

Discussion

14.	Question 25 Which of the following nets is a net of a cylinder? a) b) c) d)
Answer» Question 25 Which of the following nets is a net of a cylinder? a) b) c) d)

14.

Question 25 Which of the following nets is a net of a cylinder? a) b) c) d)

Answer»

Question 25
Which of the following nets is a net of a cylinder?

a)

b)

c)

d)

Discussion

15.	Evaluate (√3+√2)6−(√3−√2)6.
Answer» Evaluate $(\sqrt{3} + \sqrt{2})^{6} - (\sqrt{3} - \sqrt{2})^{6}$ .

Discussion

16.	Find the value of x in the given figure.
Answer» Find the value of $x$ in the given figure.

Discussion

17.	A 20cm long iron pipe has an exterior diameter of 25cm. If the thickness of the pipe is 1cm ,find the internal curved surface area of the pipe
Answer» A $20 c m$ long iron pipe has an exterior diameter of $25 c m$ . If the thickness of the pipe is $1 c m$ ,find the internal curved surface area of the pipe

Discussion

18.	Akash was given lengths of two sides and the measure of an angle which is not included between the two sides. But still he was able to draw the triangle. So what should be the angle that was given? (in degrees) __
Answer» Akash was given lengths of two sides and the measure of an angle which is not included between the two sides. But still he was able to draw the triangle. So what should be the angle that was given? (in degrees) __

Discussion

19.	A person bought an ice cream cone shown in the above figure. Top view of the ice cream cone resembles a ___.
Answer» A person bought an ice cream cone shown in the above figure. Top view of the ice cream cone resembles a ___.

19.

A person bought an ice cream cone shown in the above figure. Top view of the ice cream cone resembles a ___.

Answer»

A person bought an ice cream cone shown in the above figure. Top view of the ice cream cone resembles a ___.

Discussion

20.	Simplify: 39x–[23x–{29x–(17x–3x)}]
Answer» Simplify: $39 x - [23 x - {29 x - (17 x - 3 x)}]$

Discussion

21.	Question 112(iii) Simplify: 37+−221×−56
Answer» Question 112(iii) Simplify: $\frac{3}{7} + \frac{- 2}{21} \times \frac{- 5}{6}$

Discussion

22.	Question 117 Sita is practicing basket ball. She has managed to score 32 baskets in 35 attempts. What is her success rate in percentage ?
Answer» Question 117 Sita is practicing basket ball. She has managed to score 32 baskets in 35 attempts. What is her success rate in percentage ?

22.

Question 117 Sita is practicing basket ball. She has managed to score 32 baskets in 35 attempts. What is her success rate in percentage ?

Answer»

Question 117

Sita is practicing basket ball. She has managed to score 32 baskets in 35 attempts. What is her success rate in percentage ?

Discussion

23.	Question 116 (i) 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 an approximate ratio of systolic to diastolic blood pressures in the normal range.
Answer» Question 116 (i) 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 an approximate ratio of systolic to diastolic blood pressures in the normal range.

23.

Question 116 (i) 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 an approximate ratio of systolic to diastolic blood pressures in the normal range.

Answer»

Question 116 (i)

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 an approximate ratio of systolic to diastolic blood pressures in the normal range.

Discussion

24.	What percent of 17 is 235?
Answer» What percent of $\frac{1}{7}$ is $\frac{2}{35}$ ?

Discussion

25.	Question 2(iv) Simplify and express each of the following in exponential form: (iv) 3×72×11821×113
Answer» Question 2(iv) Simplify and express each of the following in exponential form: (iv) $\frac{3 \times 7^{2} \times 11^{8}}{21 \times 11^{3}}$

Discussion

26.	Question 39 Fill in the blanks to make the statement true. Total number of regular polyhedron is ___.
Answer» Question 39 Fill in the blanks to make the statement true. Total number of regular polyhedron is ___.

Discussion

27.	Question 48 Fill in the blanks to make the statement true. Alternate interior angles are on the ___ side of the transversal.
Answer» Question 48 Fill in the blanks to make the statement true. Alternate interior angles are on the ___ side of the transversal.

27.

Question 48 Fill in the blanks to make the statement true. Alternate interior angles are on the ___ side of the transversal.

Answer»

Question 48

Fill in the blanks to make the statement true.

Alternate interior angles are on the ___ side of the transversal.

Discussion

28.	Question 15 Which of the following is not equal to 1? (a)23×324×18 (b)[(−2)3×(−2)4]÷(−2)7 (c)30×535×25 (d)24(70+30)3
Answer» Question 15 Which of the following is not equal to 1? (a) $\frac{2^{3} \times 3^{2}}{4 \times 18}$ (b) $[(- 2)^{3} \times (- 2)^{4}] \div (- 2)^{7}$ (c) $\frac{3^{0} \times 5^{3}}{5 \times 25}$ (d) $\frac{2^{4}}{(7^{0} + 3^{0})^{3}}$

28.

Question 15 Which of the following is not equal to 1? (a)23×324×18 (b)[(−2)3×(−2)4]÷(−2)7 (c)30×535×25 (d)24(70+30)3

Answer»

Question 15

Which of the following is not equal to 1?
(a) $\frac{2^{3} \times 3^{2}}{4 \times 18}$
(b) $[(- 2)^{3} \times (- 2)^{4}] \div (- 2)^{7}$
(c) $\frac{3^{0} \times 5^{3}}{5 \times 25}$
(d) $\frac{2^{4}}{(7^{0} + 3^{0})^{3}}$

Discussion

29.	Question 82 State whether the statement is True or False. It is possible to have a triangle in which each angle is greater than 60∘
Answer» Question 82 State whether the statement is True or False. It is possible to have a triangle in which each angle is greater than $60^{\circ}$

29.

Question 82 State whether the statement is True or False. It is possible to have a triangle in which each angle is greater than 60∘

Answer»

Question 82

State whether the statement is True or False.

It is possible to have a triangle in which each angle is greater than $60^{\circ}$

Discussion

30.	Write the natural numbers from 2 to 12. What fraction of them are prime numbers?
Answer» Write the natural numbers from 2 to 12. What fraction of them are prime numbers?

Discussion

31.	There are two lines interesting to at distint point .what is the name of that point?
Answer» There are two lines interesting to at distint point .what is the name of that point?

Discussion

32.	From a school, 90 boys and 30 girls appeared for a public examination. The average marks of boys is found to be 45% whereas the average marks of girls is 70%. What is the school average?
Answer» From a school, 90 boys and 30 girls appeared for a public examination. The average marks of boys is found to be $45 %$ whereas the average marks of girls is $70 %$ . What is the school average?

Discussion

33.	Question 60 In questions 60 to 79, state whether the statements are True of False. 23=6623%
Answer» Question 60 In questions 60 to 79, state whether the statements are True of False. $\frac{2}{3} = 66 \frac{2}{3} %$

33.

Question 60 In questions 60 to 79, state whether the statements are True of False. 23=6623%

Answer»

Question 60

In questions 60 to 79, state whether the statements are True of False.
$\frac{2}{3} = 66 \frac{2}{3} %$

Discussion

34.	15×15×15×15 can be written as
Answer» $\frac{1}{5} \times \frac{1}{5} \times \frac{1}{5} \times \frac{1}{5}$ can be written as

Discussion

35.	Find the height ‘x’ if the area of the parallelogram is 24cm2 and the base is 4cm.
Answer» Find the height ‘x’ if the area of the parallelogram is $24 c m^{2}$ and the base is $4 c m$ .

Discussion

36.	Which of the following is correct about data?
Answer» Which of the following is correct about data?

Discussion

37.	If the sum of zeros of the polynomial p(x) = kx3−5x2−11x−3 is 2, then k is equal to:
Answer» If the sum of zeros of the polynomial p(x) = $k x^{3} - 5 x^{2} - 11 x - 3$ is 2, then k is equal to:

Discussion

38.	mean of 5,7,10,9,3 and p is 8 .find value of p
Answer» mean of 5,7,10,9,3 and p is 8 .find value of p

Discussion

39.	△ABC is right angled at A. If BC = 60 cm and AC = 61 cm, then AB = ____________ cm.
Answer» $△$ ABC is right angled at A. If BC = 60 cm and AC = 61 cm, then AB = ____________ cm.

Discussion

40.	Which of the following is/are the functions of the bank?
Answer» Which of the following is/are the functions of the bank?

Discussion

41.	A triangle has sides of length 6cm 8cm and 10cm .the area of the circle inscribed in the triangle is. undefinedundefinedundefinedundefined
Answer» A triangle has sides of length 6cm 8cm and 10cm .the area of the circle inscribed in the triangle is. undefined undefined undefined undefined

Discussion

42.	Kartik ate 35 part of an apple and Bharat ate the remaining part of the apple. What fraction of the apple did Bharat eat? Who had the larger share and by how much? [2 MARKS]
Answer» Kartik ate $\frac{3}{5}$ part of an apple and Bharat ate the remaining part of the apple. What fraction of the apple did Bharat eat? Who had the larger share and by how much? [2 MARKS]

Discussion

43.	Solve 1010111 ×101 in binary number system
Answer» Solve 1010111 ×101 in binary number system

Discussion

44.	Question 1 (d) Tell what is the profit or loss in the following transactions. Also find the profit percent or loss percent in each case. d) A skirt bought for Rs 250 and sold at Rs 150.
Answer» Question 1 (d) Tell what is the profit or loss in the following transactions. Also find the profit percent or loss percent in each case. d) A skirt bought for Rs 250 and sold at Rs 150.

Discussion

45.	Salman bought 40 chairs at ₹175 each.He sold one-fourth of them at a loss of 8%.At what price each must he sell the remaining chairs so as to gain 10% on the whole deal?
Answer» Salman bought 40 chairs at ₹175 each.He sold one-fourth of them at a loss of 8%.At what price each must he sell the remaining chairs so as to gain 10% on the whole deal?

Discussion

46.	The point B(-5, 4) is reflected over the y-axis. What are the coordinates of the resulting point B′?
Answer» The point B(-5, 4) is reflected over the y-axis. What are the coordinates of the resulting point B′?

Discussion

47.	Which of the following point lies on lines 2x + 5y = -11 and 4x + 10y = -22?
Answer» Which of the following point lies on lines 2x + 5y = -11 and 4x + 10y = -22?

Discussion

48.	Express 756÷250 in decimal form
Answer» Express 756÷250 in decimal form

Discussion

49.	In the given figure, ∠CAE=84∘. If ∠B:∠C=3:4, then ∠B = ____ and ∠C = ____.
Answer» In the given figure, $∠ C A E = 84^{\circ}$ . If $∠ B : ∠ C = 3 : 4,$ then $∠ B$ = ____ and $∠ C$ = ____.

Discussion

50.	In a class , the ratio of boys to girls is 16 : 25. What part of the whole class are girls ?
Answer» In a class , the ratio of boys to girls is 16 : 25. What part of the whole class are girls ?

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Question 2(iv) Organize the following marks in a class assessment, in a tabular form: 4, 6, 7, 5, 3, 5, 4, 5, 2, 6, 2, 5, 1, 9, 6, 5, 8, 4, 6,7. Find the arithmetic mean

20% of x = 100. Then x = ___.

Question 73 In a school, the number of girls is 50 more than the number of boys. The total number of students is 1070. Find the number of girls.

Question 89 The legs of a stool make an angle of 35∘ with the floor, as shown in the given figure. Find the angles X and Y.

The area of a rectangular piece of a board is 288 cm2. If the width is twice the length, what is the width of the board?

Question 92 State whether the statement is True or False. Triangle with the length of sides as 5 cm, 6 cm and 11 cm can be constructed.

Which of the following correctly represents 720 as the product of its prime power.

Additive inverse of number -2 is:

Question 53 Fill in the blanks to make the statement true. The supplement of an obtuse angle is always ___ angle.

Dividing (a+b)2+(a−b)2 by (a2+b2) gives ___

Question 35 Fill in the blank to make the statement true 432=24×__

Neel has a blue cloth of length 14.28 m. He needs to divide the cloth into four pieces of equal length. What will be the length of each piece?

What do we call an algebraic expression with same variables ?

Question 25 Which of the following nets is a net of a cylinder? a) b) c) d)

Evaluate (√3+√2)6−(√3−√2)6.

Find the value of x in the given figure.

A 20cm long iron pipe has an exterior diameter of 25cm. If the thickness of the pipe is 1cm ,find the internal curved surface area of the pipe

Akash was given lengths of two sides and the measure of an angle which is not included between the two sides. But still he was able to draw the triangle. So what should be the angle that was given? (in degrees) __

A person bought an ice cream cone shown in the above figure. Top view of the ice cream cone resembles a ___.

Simplify: 39x–[23x–{29x–(17x–3x)}]

Question 112(iii) Simplify: 37+−221×−56

Question 117 Sita is practicing basket ball. She has managed to score 32 baskets in 35 attempts. What is her success rate in percentage ?

What percent of 17 is 235?

Question 2(iv) Simplify and express each of the following in exponential form: (iv) 3×72×11821×113

Question 39 Fill in the blanks to make the statement true. Total number of regular polyhedron is ___.

Question 48 Fill in the blanks to make the statement true. Alternate interior angles are on the ___ side of the transversal.

Question 15 Which of the following is not equal to 1? (a)23×324×18 (b)[(−2)3×(−2)4]÷(−2)7 (c)30×535×25 (d)24(70+30)3

Question 82 State whether the statement is True or False. It is possible to have a triangle in which each angle is greater than 60∘

Write the natural numbers from 2 to 12. What fraction of them are prime numbers?

There are two lines interesting to at distint point .what is the name of that point?

From a school, 90 boys and 30 girls appeared for a public examination. The average marks of boys is found to be 45% whereas the average marks of girls is 70%. What is the school average?

Question 60 In questions 60 to 79, state whether the statements are True of False. 23=6623%

15×15×15×15 can be written as

Find the height ‘x’ if the area of the parallelogram is 24cm2 and the base is 4cm.

Which of the following is correct about data?

If the sum of zeros of the polynomial p(x) = kx3−5x2−11x−3 is 2, then k is equal to:

mean of 5,7,10,9,3 and p is 8 .find value of p

△ABC is right angled at A. If BC = 60 cm and AC = 61 cm, then AB = ____________ cm.

Which of the following is/are the functions of the bank?

A triangle has sides of length 6cm 8cm and 10cm .the area of the circle inscribed in the triangle is. undefinedundefinedundefinedundefined

Kartik ate 35 part of an apple and Bharat ate the remaining part of the apple. What fraction of the apple did Bharat eat? Who had the larger share and by how much? [2 MARKS]

Solve 1010111 ×101 in binary number system

Question 1 (d) Tell what is the profit or loss in the following transactions. Also find the profit percent or loss percent in each case. d) A skirt bought for Rs 250 and sold at Rs 150.

Salman bought 40 chairs at ₹175 each.He sold one-fourth of them at a loss of 8%.At what price each must he sell the remaining chairs so as to gain 10% on the whole deal?

The point B(-5, 4) is reflected over the y-axis. What are the coordinates of the resulting point B′?

Which of the following point lies on lines 2x + 5y = -11 and 4x + 10y = -22?

Express 756÷250 in decimal form

In the given figure, ∠CAE=84∘. If ∠B:∠C=3:4, then ∠B = ____ and ∠C = ____.

In a class , the ratio of boys to girls is 16 : 25. What part of the whole class are girls ?

In the given figure, ∠CAE=84∘. If ∠B:∠C=3:4, then ∠B = and ∠C = .