25365 + Interview Questions in Mathematics

1.	Rohan's age five years ago is was 12 years. What will be his age ten years from now?
Answer» Rohan's age five years ago is was 12 years. What will be his age ten years from now?

Discussion

2.	If x−1x=−1. Find value of x2+(1x)2.
Answer» If $x - \frac{1}{x} = - 1$ . Find value of $x^{2} + (\frac{1}{x})^{2}$ .

Discussion

3.	Which of the following rational number lies between −919 and 519?
Answer» Which of the following rational number lies between $\frac{- 9}{19}$ and $\frac{5}{19}$ ?

Discussion

4.	A movie ticket was obtained at 15% discount by A, while B purchased the ticket for a discount of 18%.Then, the ratio of the money spent by A to B is :
Answer» A movie ticket was obtained at 15% discount by A, while B purchased the ticket for a discount of 18%.Then, the ratio of the money spent by A to B is :

Discussion

5.	The abscissa of a point is its distance from the (a) origin (b) x - axis (c) y - axis (d) none of these
Answer» The abscissa of a point is its distance from the (a) origin (b) x - axis (c) y - axis (d) none of these

5.

The abscissa of a point is its distance from the (a) origin (b) x - axis (c) y - axis (d) none of these

Answer»

The abscissa of a point is its distance from the

(a) origin

(b) x - axis

(c) y - axis

(d) none of these

Discussion

6.	The total cost of 18 packets of washing powder, each weighing 1.5 kg, is ₹1242. Find the cost of 14 packets containing the same washing powder each weighing 2kg.
Answer» The total cost of 18 packets of washing powder, each weighing 1.5 kg, is ₹1242. Find the cost of 14 packets containing the same washing powder each weighing 2kg.

Discussion

7.	Factorise:25a2−4b2+28bc−49c2
Answer» Factorise: $25 a^{2} - 4 b^{2} + 28 b c - 49 c^{2}$

Discussion

8.	There is a path of uniform width 7 m round and outside a circular garden of diameter 210 m. Find the area of the path.
Answer» There is a path of uniform width 7 m round and outside a circular garden of diameter 210 m. Find the area of the path.

Discussion

9.	Express 81 as the sum of 2 odd numbers
Answer» Express 81 as the sum of 2 odd numbers

Discussion

10.	What does a figure name if it has seven side?
Answer» What does a figure name if it has seven side?

Discussion

11.	A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is a spared of a king. Sir it is urgent.
Answer» A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is a spared of a king. Sir it is urgent.

Discussion

12.	The diameter of the base of a right circular cylinder is 4.2dm and it's height is 1dm find the area of the curved surface in cm2
Answer» The diameter of the base of a right circular cylinder is 4.2dm and it's height is 1dm find the area of the curved surface in cm²

Discussion

13.	Question no 8
Answer» Question no 8

Discussion

14.	The sides of a rectangular piece of paper are in the ratio 2:3. If the area is 150 sq.cm, find the lenght of its sides.
Answer» The sides of a rectangular piece of paper are in the ratio 2:3. If the area is 150 sq.cm, find the lenght of its sides.

Discussion

15.	Question 1(iii) State whether the number given below is a perfect cube or not: 1000
Answer» Question 1(iii) State whether the number given below is a perfect cube or not: 1000

Discussion

16.	What is the units digit of the cube root of the number 17576?
Answer» What is the units digit of the cube root of the number 17576?

Discussion

17.	Briefly list the important properties of a trapezium.
Answer» Briefly list the important properties of a trapezium.

Discussion

18.	Observe the given figure Which is the following is the correct representation of the triangular sum of the FOURTH square in the sequence?
Answer» Observe the given figure Which is the following is the correct representation of the triangular sum of the FOURTH square in the sequence?

18.

Observe the given figure Which is the following is the correct representation of the triangular sum of the FOURTH square in the sequence?

Answer»

Observe the given figure

Which is the following is the correct representation of the triangular sum of the FOURTH square in the sequence?

Discussion

19.	Factorise : a2+5a−6
Answer» Factorise : $a^{2} + 5 a - 6$

Discussion

20.	A dilation maps M (4, 2) to N (2, 1), what would the image of K (–2, 5) be under the same dilation?
Answer» A dilation maps M (4, 2) to N (2, 1), what would the image of K (–2, 5) be under the same dilation?

Discussion

21.	If the ratio of angles in a triangle is 1:2:3 then find the value of the greatest angle and the smallest angle in the triangle.
Answer» If the ratio of angles in a triangle is 1:2:3 then find the value of the greatest angle and the smallest angle in the triangle.

Discussion

22.	Find the angle between the diagonals of a rectangle?
Answer» Find the angle between the diagonals of a rectangle?

Discussion

23.	What is the multiplicative inverse of 7−9
Answer» What is the multiplicative inverse of $\frac{7}{- 9}$

Discussion

24.	Two parallelograms are on equal bases and between the same parallels. The ratio of their areas is:
Answer» Two parallelograms are on equal bases and between the same parallels. The ratio of their areas is:

Discussion

25.	In the given figure, ABCD is a parallelogram. DL is perpendicular to AB and AB =AD =13 cm. If the area of parallelogram is 156 cm2 then, AL = ____.
Answer» In the given figure, ABCD is a parallelogram. DL is perpendicular to AB and AB =AD =13 cm. If the area of parallelogram is $156 c m^{2}$ then, AL = ____.

25.

In the given figure, ABCD is a parallelogram. DL is perpendicular to AB and AB =AD =13 cm. If the area of parallelogram is 156 cm2 then, AL = ____.

Answer»

In the given figure, ABCD is a parallelogram. DL is perpendicular to AB and AB =AD =13 cm. If the area of parallelogram is $156 c m^{2}$ then, AL = ____.

Discussion

26.	In a survey to analyze eating habits of different people, it was observed that 60% of people are non-vegetarians (N), 25% of people are eggetarians (E) and 15% of people are vegetarians(V). Find the angles θN, θE and θV from the pie chart.
Answer» In a survey to analyze eating habits of different people, it was observed that 60% of people are non-vegetarians (N), 25% of people are eggetarians (E) and 15% of people are vegetarians(V). Find the angles θ_N, θ_Eand θ_V from the pie chart.

26.

In a survey to analyze eating habits of different people, it was observed that 60% of people are non-vegetarians (N), 25% of people are eggetarians (E) and 15% of people are vegetarians(V). Find the angles θN, θE and θV from the pie chart.

Answer»

In a survey to analyze eating habits of different people, it was observed that 60% of people are non-vegetarians (N), 25% of people are eggetarians (E) and 15% of people are vegetarians(V). Find the angles θ_N, θ_Eand θ_V from the pie chart.

Discussion

27.	An observation occurring seven times in a data is represented as ___ using tally marks.
Answer» An observation occurring seven times in a data is represented as ___ using tally marks.

Discussion

28.	Kunal bought a suitcase at a discount of 15%. He sold the suitcase for ₹2880 with 20% profit on the marked price. At what price did he buy the suitcase?
Answer» Kunal bought a suitcase at a discount of $15 %$ . He sold the suitcase for ₹2880 with $20 %$ profit on the marked price. At what price did he buy the suitcase?

Discussion

29.	(−100)÷(−10)= ?
Answer» $(- 100) \div (- 10) = ?$

Discussion

30.	Question 2(vii) Simplify and express each of the following in exponential form: (vii) 20×30×40
Answer» Question 2(vii) Simplify and express each of the following in exponential form: (vii) $2^{0} \times 3^{0} \times 4^{0}$

Discussion

31.	Divide (10a3b−14ab3) by ab.
Answer» $Divide (10 a^{3} b - 14 a b^{3}) by a b .$

Discussion

32.	Question 16 Line segment joining the mid-points M and N of parallel sides AB and DC, respectively of a trapezium ABCD is perpendicular to both the sides AB and DC. Prove that AD = BC.
Answer» Question 16 Line segment joining the mid-points M and N of parallel sides AB and DC, respectively of a trapezium ABCD is perpendicular to both the sides AB and DC. Prove that AD = BC.

Discussion

33.	The square of number 85 is:
Answer» The square of number 85 is:

Discussion

34.	By using the formula, find the amount and compound interest on: A car is purchased for Rs 348000. Its value deprectates at 10% per annum during the first year and at 20% per annum during the second year. What will be its value after 2 years ?
Answer» By using the formula, find the amount and compound interest on: A car is purchased for Rs 348000. Its value deprectates at $10 %$ per annum during the first year and at $20 %$ per annum during the second year. What will be its value after 2 years ?

34.

By using the formula, find the amount and compound interest on: A car is purchased for Rs 348000. Its value deprectates at 10% per annum during the first year and at 20% per annum during the second year. What will be its value after 2 years ?

Answer»

By using the formula, find the amount and compound interest on:

A car is purchased for Rs 348000. Its value deprectates at $10 %$ per annum during the first year and at $20 %$ per annum during the second year. What will be its value after 2 years ?

Discussion

35.	How can we draw a circle graph?
Answer» How can we draw a circle graph?

Discussion

36.	Question 50 State whether the following statement is true or false: The sum of two perfect squares is a perfect square.
Answer» Question 50 State whether the following statement is true or false: The sum of two perfect squares is a perfect square.

36.

Question 50 State whether the following statement is true or false: The sum of two perfect squares is a perfect square.

Answer»

Question 50

State whether the following statement is true or false:

The sum of two perfect squares is a perfect square.

Discussion

37.	(8)255=(32)x
Answer» (8)255=(32)x

Discussion

38.	Question 9 Product of the following monomials 4p,−7q3,−7pq is a) 196p2q4 b) 196pq4 c) −196p2q4 d) 196p2q3
Answer» Question 9 Product of the following monomials $4 p, - 7 q^{3}, - 7 p q$ is a) $196 p^{2} q^{4}$ b) $196 p q^{4}$ c) $- 196 p^{2} q^{4}$ d) $196 p^{2} q^{3}$

Discussion

39.	In the pte chart representing the percentages of students having interest in reading various kinds of books, the central angle fo the sector representing students reading novels is 81∘.What is the percentage of students interested in reading novels? (a) 15% (b) 18% (c) 2212% (d) 2712%
Answer» $In the pte chart representing the percentages of students having interest in reading various kinds of books, the central angle fo the sector representing students reading novels is 81^{\circ} . What is the percentage of students interested in reading novels?$ (a) $15 %$ (b) $18 %$ (c) $22 \frac{1}{2} %$ (d) $27 \frac{1}{2} %$

39.

In the pte chart representing the percentages of students having interest in reading various kinds of books, the central angle fo the sector representing students reading novels is 81∘.What is the percentage of students interested in reading novels? (a) 15% (b) 18% (c) 2212% (d) 2712%

Answer»

$In the pte chart representing the percentages of students having interest in reading various kinds of books, the central angle fo the sector representing students reading novels is 81^{\circ} . What is the percentage of students interested in reading novels?$

(a) $15 %$ (b) $18 %$

(c) $22 \frac{1}{2} %$ (d) $27 \frac{1}{2} %$

Discussion

40.	Question 34 In the question below, fill in the blank to make the statement true. The product of two terms with like signs is a ____ term.
Answer» Question 34 In the question below, fill in the blank to make the statement true. The product of two terms with like signs is a ____ term.

Discussion

41.	Question 98 Pattern B consists of four tiles like pattern A. Write a proportion involving red dots and transparent dots in pattern A and B. Are they in direct proportion? If yes, write the constant of proportion.
Answer» Question 98 Pattern B consists of four tiles like pattern A. Write a proportion involving red dots and transparent dots in pattern A and B. Are they in direct proportion? If yes, write the constant of proportion.

41.

Question 98 Pattern B consists of four tiles like pattern A. Write a proportion involving red dots and transparent dots in pattern A and B. Are they in direct proportion? If yes, write the constant of proportion.

Answer»

Question 98

Pattern B consists of four tiles like pattern A. Write a proportion involving red dots and transparent dots in pattern A and B. Are they in direct proportion? If yes, write the constant of proportion.

Discussion

42.	Study the bar graph and select the correct options.
Answer» Study the bar graph and select the correct options.

42.

Study the bar graph and select the correct options.

Answer»

Study the bar graph and select the correct options.

Discussion

43.	If in a proportion the value of A changes but B remains the same. What kind of proportion is it? Eg- Dollar and rupees 1/63:1/73
Answer» If in a proportion the value of A changes but B remains the same. What kind of proportion is it? Eg- Dollar and rupees 1/63:1/73

43.

If in a proportion the value of A changes but B remains the same. What kind of proportion is it? Eg- Dollar and rupees 1/63:1/73

Answer»

If in a proportion the value of A changes but B remains the same. What kind of proportion is it?

Eg- Dollar and rupees

1/63:1/73

Discussion

44.	What is the expansion of (m−n)2 ?
Answer» What is the expansion of $(m - n)^{2}$ ?

Discussion

45.	Question 43 Fill in the blanks to make the statements true. The cube of an odd number is always an ___ number.
Answer» Question 43 Fill in the blanks to make the statements true. The cube of an odd number is always an ___ number.

45.

Question 43 Fill in the blanks to make the statements true. The cube of an odd number is always an ___ number.

Answer»

Question 43

Fill in the blanks to make the statements true.

The cube of an odd number is always an ___ number.

Discussion

46.	If x+12x+3=38, then x = ? (a) 14 (b) 13 (c) 16 (d) 12
Answer» If $\frac{x + 1}{2 x + 3} = \frac{3}{8}$ , then x = ? (a) $\frac{1}{4}$ (b) $\frac{1}{3}$ (c) $\frac{1}{6}$ (d) $\frac{1}{2}$

46.

If x+12x+3=38, then x = ? (a) 14 (b) 13 (c) 16 (d) 12

Answer»

If $\frac{x + 1}{2 x + 3} = \frac{3}{8}$ , then x = ?

(a) $\frac{1}{4}$

(b) $\frac{1}{3}$

(c) $\frac{1}{6}$

(d) $\frac{1}{2}$

Discussion

47.	PQRSTU is a regular hexagon. Determine each angle of △PQT.
Answer» PQRSTU is a regular hexagon. Determine each angle of $△ P Q T$ .

Discussion

48.	Question 78 Find the area of the shaded portion in the following figure.
Answer» Question 78 Find the area of the shaded portion in the following figure.

48.

Question 78 Find the area of the shaded portion in the following figure.

Answer»

Question 78

Find the area of the shaded portion in the following figure.

Discussion

49.	Find the least number which must be subtracted from 7581 to obtain a perfect square. Find this perfect square and its square root.
Answer» Find the least number which must be subtracted from $7581$ to obtain a perfect square. Find this perfect square and its square root.

Discussion

50.	To determine the measures of all angles of a parallelogram, which of the following information is needed?
Answer» To determine the measures of all angles of a parallelogram, which of the following information is needed?

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Rohan's age five years ago is was 12 years. What will be his age ten years from now?

If x−1x=−1. Find value of x2+(1x)2.

Which of the following rational number lies between −919 and 519?

A movie ticket was obtained at 15% discount by A, while B purchased the ticket for a discount of 18%.Then, the ratio of the money spent by A to B is :

The abscissa of a point is its distance from the (a) origin (b) x - axis (c) y - axis (d) none of these

The total cost of 18 packets of washing powder, each weighing 1.5 kg, is ₹1242. Find the cost of 14 packets containing the same washing powder each weighing 2kg.

Factorise:25a2−4b2+28bc−49c2

There is a path of uniform width 7 m round and outside a circular garden of diameter 210 m. Find the area of the path.

Express 81 as the sum of 2 odd numbers

What does a figure name if it has seven side?

A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is a spared of a king. Sir it is urgent.

The diameter of the base of a right circular cylinder is 4.2dm and it's height is 1dm find the area of the curved surface in cm​​2

Question no 8

The sides of a rectangular piece of paper are in the ratio 2:3. If the area is 150 sq.cm, find the lenght of its sides.

Question 1(iii) State whether the number given below is a perfect cube or not: 1000

What is the units digit of the cube root of the number 17576?

Briefly list the important properties of a trapezium.

Observe the given figure Which is the following is the correct representation of the triangular sum of the FOURTH square in the sequence?

Factorise : a2+5a−6

A dilation maps M (4, 2) to N (2, 1), what would the image of K (–2, 5) be under the same dilation?

If the ratio of angles in a triangle is 1:2:3 then find the value of the greatest angle and the smallest angle in the triangle.

Find the angle between the diagonals of a rectangle?

What is the multiplicative inverse of 7−9

Two parallelograms are on equal bases and between the same parallels. The ratio of their areas is:

In the given figure, ABCD is a parallelogram. DL is perpendicular to AB and AB =AD =13 cm. If the area of parallelogram is 156 cm2 then, AL = ____.

In a survey to analyze eating habits of different people, it was observed that 60% of people are non-vegetarians (N), 25% of people are eggetarians (E) and 15% of people are vegetarians(V). Find the angles θN, θE and θV from the pie chart.

An observation occurring seven times in a data is represented as ___ using tally marks.

Kunal bought a suitcase at a discount of 15%. He sold the suitcase for ₹2880 with 20% profit on the marked price. At what price did he buy the suitcase?

(−100)÷(−10)= ?

Question 2(vii) Simplify and express each of the following in exponential form: (vii) 20×30×40

Divide (10a3b−14ab3) by ab.

Question 16 Line segment joining the mid-points M and N of parallel sides AB and DC, respectively of a trapezium ABCD is perpendicular to both the sides AB and DC. Prove that AD = BC.

The square of number 85 is:

By using the formula, find the amount and compound interest on: A car is purchased for Rs 348000. Its value deprectates at 10% per annum during the first year and at 20% per annum during the second year. What will be its value after 2 years ?

How can we draw a circle graph?

Question 50 State whether the following statement is true or false: The sum of two perfect squares is a perfect square.

(8)255=(32)x

Question 9 Product of the following monomials 4p,−7q3,−7pq is a) 196p2q4 b) 196pq4 c) −196p2q4 d) 196p2q3

In the pte chart representing the percentages of students having interest in reading various kinds of books, the central angle fo the sector representing students reading novels is 81∘.What is the percentage of students interested in reading novels? (a) 15% (b) 18% (c) 2212% (d) 2712%

Question 34 In the question below, fill in the blank to make the statement true. The product of two terms with like signs is a ____ term.

Question 98 Pattern B consists of four tiles like pattern A. Write a proportion involving red dots and transparent dots in pattern A and B. Are they in direct proportion? If yes, write the constant of proportion.

Study the bar graph and select the correct options.

If in a proportion the value of A changes but B remains the same. What kind of proportion is it? Eg- Dollar and rupees 1/63:1/73

What is the expansion of (m−n)2 ?

Question 43 Fill in the blanks to make the statements true. The cube of an odd number is always an ___ number.

If x+12x+3=38, then x = ? (a) 14 (b) 13 (c) 16 (d) 12

PQRSTU is a regular hexagon. Determine each angle of △PQT.

Question 78 Find the area of the shaded portion in the following figure.

Find the least number which must be subtracted from 7581 to obtain a perfect square. Find this perfect square and its square root.

To determine the measures of all angles of a parallelogram, which of the following information is needed?

The diameter of the base of a right circular cylinder is 4.2dm and it's height is 1dm find the area of the curved surface in cm2