25365 + Interview Questions in Mathematics

1.	Amit deposits Rs 150 per month in a bank for 8 months under the Reccurring Deposit Scheme.What will be the maturity value of his deposit,if he rate of interest is 8% p.a and interest is calculated at the end of every month.
Answer» Amit deposits Rs 150 per month in a bank for 8 months under the Reccurring Deposit Scheme.What will be the maturity value of his deposit,if he rate of interest is 8% p.a and interest is calculated at the end of every month.

Discussion

2.	How to find values such as 6 to the power 0.7
Answer» How to find values such as 6 to the power 0.7

Discussion

3.	What is the value of n for which 8, (n2−1), 17 are Pythagorean triplet.
Answer» What is the value of n for which 8, $(n^{2} - 1)$ , 17 are Pythagorean triplet.

Discussion

4.	Find a rational number which is equal to the negative of itself.
Answer» Find a rational number which is equal to the negative of itself.

Discussion

5.	On 1st January, 2014, A drew a bill on B for Rs. 10,000 payable after 3 months. B accepted the bill and returned it to A. After 10 days, A endorsed the bill to his creditor, C. On the due date, the bill was dishonoured and C paid Rs.200 as noting charges. Record the transactions in the books of A, B and C.
Answer» On 1st January, 2014, A drew a bill on B for Rs. 10,000 payable after 3 months. B accepted the bill and returned it to A. After 10 days, A endorsed the bill to his creditor, C. On the due date, the bill was dishonoured and C paid Rs.200 as noting charges. Record the transactions in the books of A, B and C.

Discussion

6.	How many numbers lie between squares of 25 and 26. Please give detailed solution.
Answer» How many numbers lie between squares of 25 and 26. Please give detailed solution.

Discussion

7.	At a cricket match 2/7of spectators were in a covered place while 15000 were in open. Find the total number of spectator.
Answer» At a cricket match 2/7of spectators were in a covered place while 15000 were in open. Find the total number of spectator.

Discussion

8.	if the the difference between the smallest five digit perfect cube andddddd the greatest four digit perfect cube is a ,then (a-56) can be a cube of
Answer» if the the difference between the smallest five digit perfect cube andddddd the greatest four digit perfect cube is a ,then (a-56) can be a cube of

Discussion

9.	A fruitseller brought 500 bananas at ₹24 a dozen. He sold 200 of them at 4 for ₹6 and the remaining at 2 for ₹4. Find his gain or loss pre cent.
Answer» A fruitseller brought 500 bananas at ₹24 a dozen. He sold 200 of them at 4 for ₹6 and the remaining at 2 for ₹4. Find his gain or loss pre cent.

Discussion

10.	The product of ( l + m ) and ( l - m ) can be written as ______ .
Answer» The product of ( $l$ + $m$ ) and ( $l$ - $m$ ) can be written as ______ .

Discussion

11.	Which of the following conditions are necessary and sufficient for a quadrilateral to be a square? (1)All sides are of same length (2) All angles are equal (3) Diagonals are perpendicular to each other (4) Diagonals are of same length (5) Opposite sides should be parallel
Answer» Which of the following conditions are necessary and sufficient for a quadrilateral to be a square? (1)All sides are of same length (2) All angles are equal (3) Diagonals are perpendicular to each other (4) Diagonals are of same length (5) Opposite sides should be parallel

11.

Which of the following conditions are necessary and sufficient for a quadrilateral to be a square? (1)All sides are of same length (2) All angles are equal (3) Diagonals are perpendicular to each other (4) Diagonals are of same length (5) Opposite sides should be parallel

Answer»

Which of the following conditions are necessary and sufficient for a quadrilateral to be a square?

(1)All sides are of same length

(2) All angles are equal

(3) Diagonals are perpendicular to each other

(4) Diagonals are of same length

(5) Opposite sides should be parallel

Discussion

12.	What is the distance of a point (7,-6) from x-axis and y-axis?
Answer» What is the distance of a point (7,-6) from x-axis and y-axis?

Discussion

13.	4x+12=2x-2
Answer» 4x+12=2x-2

Discussion

14.	The marked price of an article is Rs.10,000. A buys it at 30% discount on the marked price and sells it at 10% discount on the marked price. If the rate of tax under VAT is 5%, find the amount of VAT paid by A.
Answer» The marked price of an article is Rs.10,000. A buys it at 30% discount on the marked price and sells it at 10% discount on the marked price. If the rate of tax under VAT is 5%, find the amount of VAT paid by A.

Discussion

15.	Question 37 In the question given below, fill in the blank to make the statement true: (a−b) ___ =a2−2ab+b2
Answer» Question 37 In the question given below, fill in the blank to make the statement true: $(a - b)$ ___ $= a^{2} - 2 a b + b^{2}$

Discussion

16.	Tick the correct answer in each of the following: The compound interest on Rs 40000 at 6% per annum for 6 months, compounded quarterly, is (a) Rs 1209 (b) Rs 1902 (c) Rs 1200 (d) Rs 1306
Answer» Tick the correct answer in each of the following: The compound interest on Rs 40000 at $6 %$ per annum for 6 months, compounded quarterly, is (a) Rs 1209 (b) Rs 1902 (c) Rs 1200 (d) Rs 1306

16.

Tick the correct answer in each of the following: The compound interest on Rs 40000 at 6% per annum for 6 months, compounded quarterly, is (a) Rs 1209 (b) Rs 1902 (c) Rs 1200 (d) Rs 1306

Answer»

Tick the correct answer in each of the following:

The compound interest on Rs 40000 at $6 %$ per annum for 6 months, compounded quarterly, is

(a) Rs 1209 (b) Rs 1902 (c) Rs 1200 (d) Rs 1306

Discussion

17.	A period of 4 hours 30 min is what per cent of a day? (a)1834% (b)20% (c)1623% (d)19%
Answer» A period of 4 hours 30 min is what per cent of a day? (a) $18 \frac{3}{4} %$ (b) $20 %$ (c) $16 \frac{2}{3} %$ (d) $19 %$

Discussion

18.	(12+13+14) have the power -2. Find the value?
Answer» $(\frac{1}{2} + \frac{1}{3} + \frac{1}{4})$ have the power -2. Find the value?

Discussion

19.	Identify the rational number which is different from the other three. Explain your reasoning -5/11,-1/2,-4/9,-7/3
Answer» Identify the rational number which is different from the other three. Explain your reasoning -5/11,-1/2,-4/9,-7/3

19.

Identify the rational number which is different from the other three. Explain your reasoning -5/11,-1/2,-4/9,-7/3

Answer»

Identify the rational number which is different from the other three. Explain your reasoning

-5/11,-1/2,-4/9,-7/3

Discussion

20.	Find the greatest number of three digits which is a perfect square.
Answer» Find the greatest number of three digits which is a perfect square.

Discussion

21.	Sahil bought a second-hand bicycle for ₹ 3000 and then spent ₹ 1000 on its repairs and then sold it for ₹ 5000. What is the profit or loss %?
Answer» Sahil bought a second-hand bicycle for ₹ 3000 and then spent ₹ 1000 on its repairs and then sold it for ₹ 5000. What is the profit or loss %?

Discussion

22.	The volume of a block of gold is 0.5m3. If it is hammered into a sheet to cover an area of 1 hectare, find the thickness of the sheet.
Answer» The volume of a block of gold is $0.5 m^{3}$ . If it is hammered into a sheet to cover an area of $1$ hectare, find the thickness of the sheet.

Discussion

23.	The quotient obtained when 100b7 is divided by 25b7 is
Answer» The quotient obtained when $100 b^{7}$ is divided by $25 b^{7}$ is

Discussion

24.	Find the square root of the following numbers in decimal form: 9998.0001
Answer» Find the square root of the following numbers in decimal form: 9998.0001

24.

Find the square root of the following numbers in decimal form: 9998.0001

Answer»

Find the square root of the following numbers in decimal form:

9998.0001

Discussion

25.	The total surface area of a cube is 294 CM square the volume of the cube is?
Answer» The total surface area of a cube is 294 CM square the volume of the cube is?

Discussion

26.	A river 3 metres Deep and 45m wide is flowing at the rate of 3 km per hour find the amount of water that runs into the sea for minutes
Answer» A river 3 metres Deep and 45m wide is flowing at the rate of 3 km per hour find the amount of water that runs into the sea for minutes

Discussion

27.	Find the following product:43×45
Answer» Find the following product: $43 \times 45$

Discussion

28.	A number whose fifth part increased by 5 is equal to its fourth part diminished by 5. Find the number.
Answer» A number whose fifth part increased by 5 is equal to its fourth part diminished by 5. Find the number.

Discussion

29.	Question 8 Students of a class voted for their favourite colour and a pie chart was prepared based on the data collected. Which colour received 15 of the votes? (a) Red (b) Blue (c) Green (d) Yellow
Answer» Question 8 Students of a class voted for their favourite colour and a pie chart was prepared based on the data collected. Which colour received $\frac{1}{5}$ of the votes? (a) Red (b) Blue (c) Green (d) Yellow

29.

Question 8 Students of a class voted for their favourite colour and a pie chart was prepared based on the data collected. Which colour received 15 of the votes? (a) Red (b) Blue (c) Green (d) Yellow

Answer»

Question 8

Students of a class voted for their favourite colour and a pie chart was prepared based on the data collected.

Which colour received $\frac{1}{5}$ of the votes?

(a) Red

(b) Blue

(c) Green

(d) Yellow

Discussion

30.	Question 1A number which can be expressed as p/q, where p and q are integers and q ≠ 0 is:(a) natural number.(b) whole number.(c) integer.(d) rational number.
Answer» Question 1 A number which can be expressed as p/q, where p and q are integers and q ≠ 0 is: (a) natural number. (b) whole number. (c) integer. (d) rational number.

Discussion

31.	A stone is thrown in a pond. 10 full ripples are produced in 1 second. If the distance between a crest and a trough is 10 cm, calculate the wavelength and velocity of the wave.
Answer» A stone is thrown in a pond. 10 full ripples are produced in 1 second. If the distance between a crest and a trough is 10 cm, calculate the wavelength and velocity of the wave.

Discussion

32.	Question 3(vi) Factorise the expressions y(y+z)+9(y+z)
Answer» Question 3(vi) Factorise the expressions $y (y + z) + 9 (y + z)$

Discussion

33.	Find the sum of money which will amount to Rs 3,630 in 2 years at 10% p.a. compound interest.
Answer» Find the sum of money which will amount to Rs 3,630 in 2 years at 10% p.a. compound interest.

Discussion

34.	Each issue of a weekly cost Rs. 10. However, on subscription of 156 issues 30% of the total amount and on 52 issues 25% of the total amount gets saved. What difference exists between the per issue cost obtained through both subscription?
Answer» Each issue of a weekly cost Rs. 10. However, on subscription of 156 issues $30 %$ of the total amount and on 52 issues $25 %$ of the total amount gets saved. What difference exists between the per issue cost obtained through both subscription?

Discussion

35.	Question 11(i) Zero has ________ reciprocal.
Answer» Question 11(i) Zero has ________ reciprocal.

Discussion

36.	Consider the figure below: If AB = 5 cm; QR = 7cm; then find the value of AC (in cm.), if the perimeter of △ABC is 18cm. ___
Answer» Consider the figure below: If AB = 5 cm; QR = 7cm; then find the value of AC (in cm.), if the perimeter of $△$ ABC is 18cm. ___

36.

Consider the figure below: If AB = 5 cm; QR = 7cm; then find the value of AC (in cm.), if the perimeter of △ABC is 18cm. ___

Answer»

Consider the figure below:

If AB = 5 cm; QR = 7cm; then find the value of AC (in cm.), if the perimeter of $△$ ABC is 18cm.

___

Discussion

37.	Ques: Rajesh deposits a certain amount in a bank which becomes three times of itself in 16 years. Find the time required to become four times of itself at the same rate of interest, if the interest is not compounded.
Answer» Ques: Rajesh deposits a certain amount in a bank which becomes three times of itself in 16 years. Find the time required to become four times of itself at the same rate of interest, if the interest is not compounded.

Discussion

38.	Factor of 8x3−27
Answer» Factor of $8 x^{3} - 27$

38.

Factor of 8x3−27

Answer»

Factor of

$8 x^{3} - 27$

Discussion

39.	(3x-2)(3x+5)(x-1)
Answer» (3x-2)(3x+5)(x-1)

Discussion

40.	A log of wood is cylindrical in shape. The radius and height of the log is 2 cm and 12 cm respectively. What area needs to be covered if the log has to be painted completely?
Answer» A log of wood is cylindrical in shape. The radius and height of the log is 2 cm and 12 cm respectively. What area needs to be covered if the log has to be painted completely?

Discussion

41.	Find the value of 3√−125+13√−125
Answer» Find the value of $\sqrt[3]{- 125} + \frac{1}{\sqrt[3]{- 125}}$

Discussion

42.	The measure of the central angle in a pie chart is
Answer» The measure of the central angle in a pie chart is

Discussion

43.	Multiply : (i) 2x2−4x+5 by x2+3x−7 (ii) (ab−1)(3−2ab)
Answer» Multiply : (i) $2 x^{2} - 4 x + 5 b y x^{2} + 3 x - 7$ (ii) $(a b - 1) (3 - 2 a b)$

43.

Multiply : (i) 2x2−4x+5 by x2+3x−7 (ii) (ab−1)(3−2ab)

Answer»

Multiply :

(i) $2 x^{2} - 4 x + 5 b y x^{2} + 3 x - 7$

(ii) $(a b - 1) (3 - 2 a b)$

Discussion

44.	There is a figure with 4 sides in which no sides need to be parallel, but 2 adjacent sides need to be equal. What figure is it?
Answer» There is a figure with 4 sides in which no sides need to be parallel, but 2 adjacent sides need to be equal. What figure is it?

Discussion

45.	In the given figure, ABCD is a rhombus, then the value of 'x' is
Answer» In the given figure, ABCD is a rhombus, then the value of 'x' is

Discussion

46.	What is the HCF of a2 b3 c2, bc3, ac2 ?
Answer» What is the HCF of $a^{2}$ $b^{3}$ $c^{2}$ , b $c^{3}$ , a $c^{2}$ ?

Discussion

47.	There is a provision of food for 50 days for 1000 soldiers in a fort. How many soldiers should leave after 15 days so that the remaining food last for 40 more days?
Answer» There is a provision of food for 50 days for 1000 soldiers in a fort. How many soldiers should leave after 15 days so that the remaining food last for 40 more days?

Discussion

48.	In the given figure, a quadrilateral is drawn with all its diagonals, Then the number of triangles is
Answer» In the given figure, a quadrilateral is drawn with all its diagonals, Then the number of triangles is

48.

In the given figure, a quadrilateral is drawn with all its diagonals, Then the number of triangles is

Answer»

In the given figure, a quadrilateral is drawn with all its diagonals, Then the number of triangles is

Discussion

49.	If a + b + c = 9 and ab + bc + ca = 15, find : a^2 + b^2 + c^2.
Answer» If a + b + c = 9 and ab + bc + ca = 15, find : a^2 + b^2 + c^2.

Discussion

50.	The reciprocal of a negative rational number is ___________.
Answer» The reciprocal of a negative rational number is ___________.

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Amit deposits Rs 150 per month in a bank for 8 months under the Reccurring Deposit Scheme.What will be the maturity value of his deposit,if he rate of interest is 8% p.a and interest is calculated at the end of every month.

How to find values such as 6 to the power 0.7

What is the value of n for which 8, (n2−1), 17 are Pythagorean triplet.

Find a rational number which is equal to the negative of itself.

How many numbers lie between squares of 25 and 26. Please give detailed solution.

At a cricket match 2/7of spectators were in a covered place while 15000 were in open. Find the total number of spectator.

if the the difference between the smallest five digit perfect cube andddddd the greatest four digit perfect cube is a ,then (a-56) can be a cube of

A fruitseller brought 500 bananas at ₹24 a dozen. He sold 200 of them at 4 for ₹6 and the remaining at 2 for ₹4. Find his gain or loss pre cent.

The product of ( l + m ) and ( l - m ) can be written as ______ .

Which of the following conditions are necessary and sufficient for a quadrilateral to be a square? (1)All sides are of same length (2) All angles are equal (3) Diagonals are perpendicular to each other (4) Diagonals are of same length (5) Opposite sides should be parallel

What is the distance of a point (7,-6) from x-axis and y-axis?

4x+12=2x-2

The marked price of an article is Rs.10,000. A buys it at 30% discount on the marked price and sells it at 10% discount on the marked price. If the rate of tax under VAT is 5%, find the amount of VAT paid by A.

Question 37 In the question given below, fill in the blank to make the statement true: (a−b) ___ =a2−2ab+b2

Tick the correct answer in each of the following: The compound interest on Rs 40000 at 6% per annum for 6 months, compounded quarterly, is (a) Rs 1209 (b) Rs 1902 (c) Rs 1200 (d) Rs 1306

A period of 4 hours 30 min is what per cent of a day? (a)1834% (b)20% (c)1623% (d)19%

(12+13+14) have the power -2. Find the value?

Identify the rational number which is different from the other three. Explain your reasoning -5/11,-1/2,-4/9,-7/3

Find the greatest number of three digits which is a perfect square.

Sahil bought a second-hand bicycle for ₹ 3000 and then spent ₹ 1000 on its repairs and then sold it for ₹ 5000. What is the profit or loss %?

The volume of a block of gold is 0.5m3. If it is hammered into a sheet to cover an area of 1 hectare, find the thickness of the sheet.

The quotient obtained when 100b7 is divided by 25b7 is

Find the square root of the following numbers in decimal form: 9998.0001

The total surface area of a cube is 294 CM square the volume of the cube is?

A river 3 metres Deep and 45m wide is flowing at the rate of 3 km per hour find the amount of water that runs into the sea for minutes

Find the following product:43×45

A number whose fifth part increased by 5 is equal to its fourth part diminished by 5. Find the number.

Question 8 Students of a class voted for their favourite colour and a pie chart was prepared based on the data collected. Which colour received 15 of the votes? (a) Red (b) Blue (c) Green (d) Yellow

Question 1A number which can be expressed as p/q, where p and q are integers and q ≠ 0 is:(a) natural number.(b) whole number.(c) integer.(d) rational number.

A stone is thrown in a pond. 10 full ripples are produced in 1 second. If the distance between a crest and a trough is 10 cm, calculate the wavelength and velocity of the wave.

Question 3(vi) Factorise the expressions y(y+z)+9(y+z)

Find the sum of money which will amount to Rs 3,630 in 2 years at 10% p.a. compound interest.

Each issue of a weekly cost Rs. 10. However, on subscription of 156 issues 30% of the total amount and on 52 issues 25% of the total amount gets saved. What difference exists between the per issue cost obtained through both subscription?

Question 11(i) Zero has ________ reciprocal.

Consider the figure below: If AB = 5 cm; QR = 7cm; then find the value of AC (in cm.), if the perimeter of △ABC is 18cm. ___

Ques: Rajesh deposits a certain amount in a bank which becomes three times of itself in 16 years. Find the time required to become four times of itself at the same rate of interest, if the interest is not compounded.

Factor of 8x3−27

(3x-2)*(3x+5)*(x-1)

A log of wood is cylindrical in shape. The radius and height of the log is 2 cm and 12 cm respectively. What area needs to be covered if the log has to be painted completely?

Find the value of 3√−125+13√−125

The measure of the central angle in a pie chart is

Multiply : (i) 2x2−4x+5 by x2+3x−7 (ii) (ab−1)(3−2ab)

There is a figure with 4 sides in which no sides need to be parallel, but 2 adjacent sides need to be equal. What figure is it?

In the given figure, ABCD is a rhombus, then the value of 'x' is

What is the HCF of a2 b3 c2, bc3, ac2 ?

There is a provision of food for 50 days for 1000 soldiers in a fort. How many soldiers should leave after 15 days so that the remaining food last for 40 more days?

In the given figure, a quadrilateral is drawn with all its diagonals, Then the number of triangles is

If a + b + c = 9 and ab + bc + ca = 15, find : a^2 + b^2 + c^2.

The reciprocal of a negative rational number is ___________.

(3x-2)(3x+5)(x-1)