25365 + Interview Questions in Mathematics

1.	A rational number which is equal to its negative?
Answer» A rational number which is equal to its negative?

Discussion

2.	Find the triangle.
Answer» Find the triangle.

Discussion

3.

Can there be a time temperature graph as follows? Justify you’re answer: (i) (ii) (iii) (iv)

Answer»

Can there be a time temperature graph as follows? Justify you’re answer:


(i)	(ii)

(iii)	(iv)

Discussion

4.	Question 13- (-x) is same as(a) -x(b) x(c) 1x(d) −1x
Answer» Question 13 - (-x) is same as (a) -x (b) x (c) $\frac{1}{x}$ (d) $\frac{- 1}{x}$

Discussion

5.	Sujoy is putting up his paintings for an art gallery. Out of 5 of his best paintings, he has to arrange any 2 on the wall dedicated to him.
Answer» Sujoy is putting up his paintings for an art gallery. Out of $5$ of his best paintings, he has to arrange any $2$ on the wall dedicated to him.

Discussion

6.	55. Determine the ratio in which the line x-y= 2, divides the line segment joining(3,-1) and(8,9)
Answer» 55. Determine the ratio in which the line x-y= 2, divides the line segment joining(3,-1) and(8,9)

Discussion

7.	If x and y have the following values, establish their relationship and find the constant of proportionality.
Answer» If $x$ and $y$ have the following values, establish their relationship and find the constant of proportionality.

Discussion

8.	A cookie pack has 5 rows of cookies with 4 cookies in each rows. How many cookies are there in the pack?
Answer» A cookie pack has $5$ rows of cookies with $4$ cookies in each rows. How many cookies are there in the pack?

Discussion

9.	19.What is the angle between vector and x axis if A bar=Axicap+Ayjcap
Answer» 19.What is the angle between vector and x axis if A bar=Axicap+Ayjcap

Discussion

10.	With the decrease in prices of tea by 15% Tonu. the chaiwallah, was able to buy 2 kg more of the same Rs 45 that he spent each month on buying tea leaves for his chai shop. What was the reduced price of tea ? What was the original price of tea ?
Answer» With the decrease in prices of tea by $15 %$ Tonu. the chaiwallah, was able to buy 2 kg more of the same Rs 45 that he spent each month on buying tea leaves for his chai shop. What was the reduced price of tea ? What was the original price of tea ?

Discussion

11.	How do we represent 0.123¯¯¯¯¯¯¯¯456 in pq form?
Answer» How do we represent $0.123 ¯ ¯¯¯¯¯¯ ¯ 456$ in $\frac{p}{q}$ form?

Discussion

12.	Observe the pattern given below.2, 6, 10, 14, ...The algebraic expression for the nth term of the pattern is .
Answer» Observe the pattern given below. 2, 6, 10, 14, ... The algebraic expression for the $n^{th}$ term of the pattern is .

Discussion

13.	A rectangular water reservoir contains 105 m^3 of water. Find the depth of t the reservoir if its base measures 12 m by 3.5 m.
Answer» A rectangular water reservoir contains 105 m^3 of water. Find the depth of t the reservoir if its base measures 12 m by 3.5 m.

Discussion

14.	To construct a triangle similar to triangle ABC in which BC=4.5cm angle B =45^°and angle C is 60,using a scale factor of 3/7 ,BC will be divided in what ratio
Answer» To construct a triangle similar to triangle ABC in which BC=4.5cm angle B =45^°and angle C is 60,using a scale factor of 3/7 ,BC will be divided in what ratio

Discussion

15.	x2+5x+6=
Answer» $x^{2} + 5 x + 6 =$

Discussion

16.	Enter the cube root of 29791, given that it is a perfect cube.31
Answer» Enter the cube root of 29791, given that it is a perfect cube. 31

Discussion

17.	Divide 57p2qr by 114pq.
Answer» $Divide 57 p^{2} q r by 114 p q .$

Discussion

18.	Find five rational nos .between 1and 2
Answer» Find five rational nos .between 1and 2

Discussion

19.	91.Rationalize the denominator of 3-2 upon 3+2
Answer» 91.Rationalize the denominator of 3-2 upon 3+2

Discussion

20.	If ML∥NR, then find the value of y in the following figure.
Answer» If $M L ∥ N R$ , then find the value of y in the following figure.

Discussion

21.	The monk sold his Ferrari for ₹ 240 Million. He suffered a loss of 40%. What was the price in which he had bought his Ferrari?
Answer» The monk sold his Ferrari for ₹ 240 Million. He suffered a loss of 40%. What was the price in which he had bought his Ferrari?

Discussion

22.	Question 35Find the following product:(2x−y+3z)(4x2+y2+9z2+2xy+3yz−6xz)
Answer» Question 35 Find the following product: $(2 x - y + 3 z) (4 x^{2} + y^{2} + 9 z^{2} + 2 x y + 3 y z - 6 x z)$

Discussion

23.	Maria invested Rs 8,000in a business. She would be paid interest at 5% per annum compoundedannually. Find.(i) The amount creditedagainst her name at the end of the second year(ii) The interest forthe 3rd year.
Answer» Maria invested Rs 8,000 in a business. She would be paid interest at 5% per annum compounded annually. Find. (i) The amount credited against her name at the end of the second year (ii) The interest for the 3^rd year.

23.

Maria invested Rs 8,000in a business. She would be paid interest at 5% per annum compoundedannually. Find.(i) The amount creditedagainst her name at the end of the second year(ii) The interest forthe 3rd year.

Answer»

Maria invested Rs 8,000
in a business. She would be paid interest at 5% per annum compounded
annually. Find.

(i) The amount credited
against her name at the end of the second year

(ii) The interest for
the 3^rd year.

Discussion

24.	Which two numbers are in the ratio 5:8 and have a sum of 182?
Answer» Which two numbers are in the ratio 5:8 and have a sum of 182?

Discussion

25.	Question 140The ratio between exterior angle and interior angle of a regular polygon is 1 : 5. Find the number of sides of the polygon.
Answer» Question 140 The ratio between exterior angle and interior angle of a regular polygon is 1 : 5. Find the number of sides of the polygon.

Discussion

26.	Question 67In the following question, state whether the statement is True (T) or False (F):h is a factor of 2π(h+r)
Answer» Question 67 In the following question, state whether the statement is True (T) or False (F): h is a factor of $2 π (h + r)$

26.

Question 67In the following question, state whether the statement is True (T) or False (F):h is a factor of 2π(h+r)

Answer»

Question 67

In the following question, state whether the statement is True (T) or False (F):

h is a factor of $2 π (h + r)$

Discussion

27.	If a pyramid has a hexagonal base, then the number of vertices are ___.
Answer» If a pyramid has a hexagonal base, then the number of vertices are ___.

Discussion

28.	(i) Increase 180 by 25%. (ii) Decrease 140 by 18%.
Answer» (i) Increase 180 by 25%. (ii) Decrease 140 by 18%.

Discussion

29.	7 pipelines are required to fill a tank in 1 hour 30 minutes. How long will it take if only 5 pipelines of the same type are used? [ 2 MARKS ]
Answer» 7 pipelines are required to fill a tank in 1 hour 30 minutes. How long will it take if only 5 pipelines of the same type are used? [ 2 MARKS ]

Discussion

30.	Question 1 (iv)Given a parallelogram ABCD. Complete each statement along with the definition or property used.(iv) m∠DAB+m∠CDA= ..........................
Answer» Question 1 (iv) Given a parallelogram ABCD. Complete each statement along with the definition or property used. (iv) $m ∠ D A B + m ∠ C D A =$ ..........................

Discussion

31.	how to compare two surds
Answer» how to compare two surds

Discussion

32.	Anita has Rs. 1,20,000 which she wants to distribute among her 3 children. She wants to give her daughter 40%, and her elder son 35 %.So the amount that her younger son gets is Rs...
Answer» Anita has Rs. 1,20,000 which she wants to distribute among her 3 children. She wants to give her daughter 40%, and her elder son 35 %.So the amount that her younger son gets is Rs...

Discussion

33.	The marks awarded for an assignment for a class of 20 students were as follows: 6 7 5 7 7 8 7 6 9 7 4 10 6 8 8 9 5 6 4 8 The frequency table for this data is:
Answer» The marks awarded for an assignment for a class of 20 students were as follows: 6 7 5 7 7 8 7 6 9 7 4 10 6 8 8 9 5 6 4 8 The frequency table for this data is:

33.

The marks awarded for an assignment for a class of 20 students were as follows: 6 7 5 7 7 8 7 6 9 7 4 10 6 8 8 9 5 6 4 8 The frequency table for this data is:

Answer»

The marks awarded for an assignment for a class of 20 students were as follows:
6 7 5 7 7 8 7 6 9 7
4 10 6 8 8 9 5 6 4 8

The frequency table for this data is:

Discussion

34.	To complete the frequency polygon plot we assume a class interval with frequency zero and then ________ .
Answer» To complete the frequency polygon plot we assume a class interval with frequency zero and then ________ .

Discussion

35.	3. y=cos{a} if %age error in a =π/4 is 4% . then %age error in y is
Answer» 3. y=cos{a} if %age error in a =π/4 is 4% . then %age error in y is

Discussion

36.	Question 76Find the area of the following field. All dimensions are in metres.
Answer» Question 76 Find the area of the following field. All dimensions are in metres.

36.

Question 76Find the area of the following field. All dimensions are in metres.

Answer»

Question 76

Find the area of the following field. All dimensions are in metres.

Discussion

37.	The greatest negative integer is:
Answer» The greatest negative integer is:

Discussion

38.	Solve.(i) 512 + 716 (ii) 325 - 214 (iii) 125 × -103 (iv) 438 ÷ 2518
Answer» Solve. (i) $\frac{5}{12} + \frac{7}{16}$ (ii) $3 \frac{2}{5} - 2 \frac{1}{4}$ (iii) $\frac{12}{5} \times \frac{(- 10)}{3}$ (iv) $4 \frac{3}{8} \div \frac{25}{18}$

Discussion

39.	A coin was tossed 10 times, out of which heads appeared 7 times. Based on the given data, what is the experimental probability of getting heads in the next toss?
Answer» A coin was tossed 10 times, out of which heads appeared 7 times. Based on the given data, what is the experimental probability of getting heads in the next toss?

Discussion

40.	Integers comprise of:
Answer» Integers comprise of:

Discussion

41.	35.The maximum number of ways in which the vertices of a pyramid with a square base be assigned a number from {1,2,3,4,5} such that the adjacent vertices have different number is ?
Answer» 35.The maximum number of ways in which the vertices of a pyramid with a square base be assigned a number from {1,2,3,4,5} such that the adjacent vertices have different number is ?

Discussion

42.	Name the figure, which is obtained after completing the reflection?
Answer» Name the figure, which is obtained after completing the reflection?

Discussion

43.	What are the digits in the unit’s place of the cubes of 1, 2, 3, 4, 5, 6, 7, 8, 9, 10? Is it possible to say that a number is not a perfect cube by looking at the digit in unit’s place of the given number, just like you did for squares?
Answer» What are the digits in the unit’s place of the cubes of 1, 2, 3, 4, 5, 6, 7, 8, 9, 10? Is it possible to say that a number is not a perfect cube by looking at the digit in unit’s place of the given number, just like you did for squares?

Discussion

44.	Radius of a circle is 28 cm. What is the angle subtended by an arc of length 17.6 at the centre?
Answer» Radius of a circle is $28$ cm. What is the angle subtended by an arc of length $17.6$ at the centre?

Discussion

45.	Divide 4500 into two parts such that 5% of the first part is equal to 10% of the second part.
Answer» Divide 4500 into two parts such that 5% of the first part is equal to 10% of the second part.

Discussion

46.	for the number 7200, findsum and no. of even factorssum and number of odd factorssum and number of factors divisible by 24
Answer» for the number 7200, find sum and no. of even factors sum and number of odd factors sum and number of factors divisible by 24

Discussion

47.	Which of the following forms a pair of equivalent rational numbers?
Answer» Which of the following forms a pair of equivalent rational numbers?

Discussion

48.	Question 75If Naresh walks 250 steps to cover a distance fo 200 metres, find the distance travelled in 350 steps.
Answer» Question 75 If Naresh walks 250 steps to cover a distance fo 200 metres, find the distance travelled in 350 steps.

48.

Question 75If Naresh walks 250 steps to cover a distance fo 200 metres, find the distance travelled in 350 steps.

Answer»

Question 75

If Naresh walks 250 steps to cover a distance fo 200 metres, find the distance travelled in 350 steps.

Discussion

49.	Question 148Roller coaster at an amusement park is 23 m high. If a new roller coaster is built that is 35 times the height of the existing coaster, what will be the height of the new roller coaster?
Answer» Question 148 Roller coaster at an amusement park is $\frac{2}{3}$ m high. If a new roller coaster is built that is $\frac{3}{5}$ times the height of the existing coaster, what will be the height of the new roller coaster?

Discussion

50.	Question 82(iv) The graph given below compares the price ( in Rs.) and weight of 6 bags ( in kg) of sugar of different brands A, B, C, D, E, F. Which brands are heavier than brand B?
Answer» Question 82(iv) The graph given below compares the price ( in Rs.) and weight of 6 bags ( in kg) of sugar of different brands A, B, C, D, E, F. Which brands are heavier than brand B?

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

A rational number which is equal to its negative?

Find the triangle.

Can there be a time temperature graph as follows? Justify you’re answer: (i) (ii) (iii) (iv)

Question 13- (-x) is same as(a) -x(b) x(c) 1x(d) −1x

Sujoy is putting up his paintings for an art gallery. Out of 5 of his best paintings, he has to arrange any 2 on the wall dedicated to him.

55. Determine the ratio in which the line x-y= 2, divides the line segment joining(3,-1) and(8,9)

If x and y have the following values, establish their relationship and find the constant of proportionality.

A cookie pack has 5 rows of cookies with 4 cookies in each rows. How many cookies are there in the pack?

19.What is the angle between vector and x axis if A bar=Axicap+Ayjcap

With the decrease in prices of tea by 15% Tonu. the chaiwallah, was able to buy 2 kg more of the same Rs 45 that he spent each month on buying tea leaves for his chai shop. What was the reduced price of tea ? What was the original price of tea ?

How do we represent 0.123¯¯¯¯¯¯¯¯456 in pq form?

Observe the pattern given below.2, 6, 10, 14, ...The algebraic expression for the nth term of the pattern is .

A rectangular water reservoir contains 105 m^3 of water. Find the depth of t the reservoir if its base measures 12 m by 3.5 m.

To construct a triangle similar to triangle ABC in which BC=4.5cm angle B =45^°and angle C is 60,using a scale factor of 3/7 ,BC will be divided in what ratio

x2+5x+6=

Enter the cube root of 29791, given that it is a perfect cube.31

Divide 57p2qr by 114pq.

Find five rational nos .between 1and 2

91.Rationalize the denominator of 3-2 upon 3+2

If ML∥NR, then find the value of y in the following figure.

The monk sold his Ferrari for ₹ 240 Million. He suffered a loss of 40%. What was the price in which he had bought his Ferrari?

Question 35Find the following product:(2x−y+3z)(4x2+y2+9z2+2xy+3yz−6xz)

Maria invested Rs 8,000in a business. She would be paid interest at 5% per annum compoundedannually. Find.(i) The amount creditedagainst her name at the end of the second year(ii) The interest forthe 3rd year.

Which two numbers are in the ratio 5:8 and have a sum of 182?

Question 140The ratio between exterior angle and interior angle of a regular polygon is 1 : 5. Find the number of sides of the polygon.

Question 67In the following question, state whether the statement is True (T) or False (F):h is a factor of 2π(h+r)

If a pyramid has a hexagonal base, then the number of vertices are ___.

(i) Increase 180 by 25%. (ii) Decrease 140 by 18%.

7 pipelines are required to fill a tank in 1 hour 30 minutes. How long will it take if only 5 pipelines of the same type are used? [ 2 MARKS ]

Question 1 (iv)Given a parallelogram ABCD. Complete each statement along with the definition or property used.(iv) m∠DAB+m∠CDA= ..........................

how to compare two surds

Anita has Rs. 1,20,000 which she wants to distribute among her 3 children. She wants to give her daughter 40%, and her elder son 35 %.So the amount that her younger son gets is Rs...

The marks awarded for an assignment for a class of 20 students were as follows: 6 7 5 7 7 8 7 6 9 7 4 10 6 8 8 9 5 6 4 8 The frequency table for this data is:

To complete the frequency polygon plot we assume a class interval with frequency zero and then ________ .

3. y=cos{a} if %age error in a =π/4 is 4% . then %age error in y is

Question 76Find the area of the following field. All dimensions are in metres.

The greatest negative integer is:

Solve.(i) 512 + 716 (ii) 325 - 214 (iii) 125 × -103 (iv) 438 ÷ 2518

A coin was tossed 10 times, out of which heads appeared 7 times. Based on the given data, what is the experimental probability of getting heads in the next toss?

Integers comprise of:

35.The maximum number of ways in which the vertices of a pyramid with a square base be assigned a number from {1,2,3,4,5} such that the adjacent vertices have different number is ?

Name the figure, which is obtained after completing the reflection?

What are the digits in the unit’s place of the cubes of 1, 2, 3, 4, 5, 6, 7, 8, 9, 10? Is it possible to say that a number is not a perfect cube by looking at the digit in unit’s place of the given number, just like you did for squares?

Radius of a circle is 28 cm. What is the angle subtended by an arc of length 17.6 at the centre?

Divide 4500 into two parts such that 5% of the first part is equal to 10% of the second part.

for the number 7200, findsum and no. of even factorssum and number of odd factorssum and number of factors divisible by 24

Which of the following forms a pair of equivalent rational numbers?

Question 75If Naresh walks 250 steps to cover a distance fo 200 metres, find the distance travelled in 350 steps.

Question 148Roller coaster at an amusement park is 23 m high. If a new roller coaster is built that is 35 times the height of the existing coaster, what will be the height of the new roller coaster?

Question 82(iv) The graph given below compares the price ( in Rs.) and weight of 6 bags ( in kg) of sugar of different brands A, B, C, D, E, F. Which brands are heavier than brand B?