16437 + Interview Questions in Mathematics Page 196 InterviewSolution

9751.	Mention the steps to identify the area of irregular shape.
Answer» Mention the steps to identify the area of irregular shape.

Discussion

9752.	The angle which can’t be drawn using only one of the two set squares is ____.
Answer» The angle which can’t be drawn using only one of the two set squares is ____.

Discussion

9753.	Find the sum of 3 right angles.
Answer» Find the sum of 3 right angles.

Discussion

9754.	At what rate per cent per annum will Rs 3600 amount to Rs 4734 in 312 years?
Answer» At what rate per cent per annum will Rs 3600 amount to Rs 4734 in $3 \frac{1}{2}$ years?

Discussion

9755.	Trace the figure and draw the lines of symmetry, if any:
Answer» Trace the figure and draw the lines of symmetry, if any:

9755.

Trace the figure and draw the lines of symmetry, if any:

Answer»

Trace the figure and draw the lines of symmetry, if any:

Discussion

9756.	The volume of a pool is 4000 liters.Ria's pipe takes 8 hours, while Pia's pipe takes 5 hours to fill the pool completely.If both Ria and Pia start filling the pool, how much time will they take to fill the pool completely?
Answer» The volume of a pool is 4000 liters. Ria's pipe takes 8 hours, while Pia's pipe takes 5 hours to fill the pool completely. If both Ria and Pia start filling the pool, how much time will they take to fill the pool completely?

Discussion

9757.	The length of a table is 2 m and its breadth is 50 cm. Find the ratio of the length of the table to its breadth.
Answer» The length of a table is 2 m and its breadth is 50 cm. Find the ratio of the length of the table to its breadth.

Discussion

9758.	Find the HCF of 35 and 65.
Answer» Find the HCF of 35 and 65.

Discussion

9759.	How can we measure a curved line using a divider
Answer» How can we measure a curved line using a divider

Discussion

9760.	Let A, B be the centres of two circles of equal radii; draw them so that each one of them passes through the centre of the other. Let them intersect at C and D. Examine whether ¯¯¯¯¯¯¯¯AB and ¯¯¯¯¯¯¯¯¯CD are at right angles.
Answer» Let A, B be the centres of two circles of equal radii; draw them so that each one of them passes through the centre of the other. Let them intersect at C and D. Examine whether $¯ ¯¯¯¯¯¯ ¯ A B$ and $¯ ¯¯¯¯¯¯¯ ¯ C D$ are at right angles.

Discussion

9761.	Daimaiyanti ate 29 of the pizza. She decided to leave the remaining and asked Hari and Shankar to divide the rest equally amongst each other. How much of the pizza each did Hari and Shankar get?
Answer» Daimaiyanti ate $\frac{2}{9}$ of the pizza. She decided to leave the remaining and asked Hari and Shankar to divide the rest equally amongst each other. How much of the pizza each did Hari and Shankar get?

Discussion

9762.	Find the size of unknown angle:
Answer» Find the size of unknown angle:

Discussion

9763.	What are the largest and smallest numbers that you can make with the digits 6, 3, 9 and 8 without repetition?
Answer» What are the largest and smallest numbers that you can make with the digits 6, 3, 9 and 8 without repetition?

Discussion

9764.	Write an equivalent fraction of 18/24 with denominator 28
Answer» Write an equivalent fraction of 18/24 with denominator 28

Discussion

9765.	Bachhu Manjhi earns ₹24,000 in 8 months. At this rate,a) how much does he earn in one year?b) in how many months does he earn ₹42,000?
Answer» Bachhu Manjhi earns ₹24,000 in 8 months. At this rate, a) how much does he earn in one year? b) in how many months does he earn ₹42,000?

9765.

Bachhu Manjhi earns ₹24,000 in 8 months. At this rate,a) how much does he earn in one year?b) in how many months does he earn ₹42,000?

Answer»

Bachhu Manjhi earns ₹24,000 in 8 months. At this rate,

a) how much does he earn in one year?

b) in how many months does he earn ₹42,000?

Discussion

9766.	Babu has Rs 900 with him. He gave 50% of it to Gopu. Gopu gave of what he got to Dipu. Dipu gave of what he got to Babu. How much money does Babu have with him now?
Answer» Babu has Rs 900 with him. He gave 50% of it to Gopu. Gopu gave of what he got to Dipu. Dipu gave of what he got to Babu. How much money does Babu have with him now?

Discussion

9767.	Question 4(a)Cost of 5 kg of wheat is Rs 30.50What will be the cost of 8kg of wheat?
Answer» Question 4(a) Cost of 5 kg of wheat is Rs 30.50 What will be the cost of 8kg of wheat?

9767.

Question 4(a)Cost of 5 kg of wheat is Rs 30.50What will be the cost of 8kg of wheat?

Answer»

Question 4(a)

Cost of 5 kg of wheat is Rs 30.50

What will be the cost of 8kg of wheat?

Discussion

9768.	Find the equivalent fraction of 3648 with denominator 4.
Answer» Find the equivalent fraction of $\frac{36}{48}$ with denominator 4.

Discussion

9769.	The ratio equivalent to 32 is
Answer» The ratio equivalent to $\frac{3}{2}$ is

Discussion

9770.	For every 8 cups of tea, 6 cups of milk and 2 cups of water are used. The amount of tea that can be prepared from 1 cup of water is cups
Answer» For every 8 cups of tea, 6 cups of milk and 2 cups of water are used. The amount of tea that can be prepared from 1 cup of water is cups

Discussion

9771.	9. Find inverse of the matrix: 2 -3 3 2 2 3 3 -2 2
Answer» 9. Find inverse of the matrix: 2 -3 3 2 2 3 3 -2 2

Discussion

9772.	The number 7 x 11 x 13 + 13 + 13 x 2 is
Answer» The number 7 x 11 x 13 + 13 + 13 x 2 is

Discussion

9773.	In the given figure, identify the parallel lines.
Answer» In the given figure, identify the parallel lines.

Discussion

9774.	Candidates of four schools appear in a mathematics test.The data is as follows: SchoolsNo.of CandidatesAverage ScoreI6075II4880IIINot Available55IV4050 If the average score of the candidates of all the four schools is 66,find the number of candidates who appeared from school III.
Answer» Candidates of four schools appear in a mathematics test.The data is as follows: $\begin{matrix} S c h o o l s & N o . o f C a n d i d a t e s & A v e r a g e S c o r e I & 60 & 75 I I & 48 & 80 I I I & N o t A v a i l a b l e & 55 I V & 40 & 50 \end{matrix}$ If the average score of the candidates of all the four schools is 66,find the number of candidates who appeared from school III.

9774.

Candidates of four schools appear in a mathematics test.The data is as follows: SchoolsNo.of CandidatesAverage ScoreI6075II4880IIINot Available55IV4050 If the average score of the candidates of all the four schools is 66,find the number of candidates who appeared from school III.

Answer»

Candidates of four schools appear in a mathematics test.The data is as follows:

$\begin{matrix} S c h o o l s & N o . o f C a n d i d a t e s & A v e r a g e S c o r e I & 60 & 75 I I & 48 & 80 I I I & N o t A v a i l a b l e & 55 I V & 40 & 50 \end{matrix}$

If the average score of the candidates of all the four schools is 66,find the number of candidates who appeared from school III.

Discussion

9775.	Which one of the following lies between 0.2 and 0.9?
Answer» Which one of the following lies between 0.2 and 0.9?

Discussion

9776.	Fractions that look different but have the same value are called _____ .
Answer» Fractions that look different but have the same value are called _____ .

Discussion

9777.	777 × 99.99 = __ (upto 2 decimal places).
Answer» 777 $\times$ 99.99 = __ (upto 2 decimal places).

Discussion

9778.	Question 4(d) Complete the table and by inspection of the table find the solution to the equation m - 7 = 3. m5678910111213⋯⋯m−7⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯
Answer» Question 4(d) Complete the table and by inspection of the table find the solution to the equation m - 7 = 3. $\begin{matrix} m & 5 & 6 & 7 & 8 & 9 & 10 & 11 & 12 & 13 & \dots & \dots m - 7 & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots \end{matrix}$

9778.

Question 4(d) Complete the table and by inspection of the table find the solution to the equation m - 7 = 3. m5678910111213⋯⋯m−7⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

Answer»

Question 4(d)

Complete the table and by inspection of the table find the solution to the equation m - 7 = 3.

$\begin{matrix} m & 5 & 6 & 7 & 8 & 9 & 10 & 11 & 12 & 13 & \dots & \dots m - 7 & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots & \dots \end{matrix}$

Discussion

9779.	Mathematically, if two objects have the same shape, but are different in size, then what are they termed as?
Answer» Mathematically, if two objects have the same shape, but are different in size, then what are they termed as?

Discussion

9780.	Question 3 (e) Write the following decimal in the place value table: 200.812
Answer» Question 3 (e) Write the following decimal in the place value table: 200.812

9780.

Question 3 (e) Write the following decimal in the place value table: 200.812

Answer»

Question 3 (e)

Write the following decimal in the place value table:

200.812

Discussion

9781.	Find the time taken(in hours) by Amrit to travel 30 km with a speed of 2 km/min.
Answer» Find the time taken(in hours) by Amrit to travel 30 km with a speed of 2 km/min.

Discussion

9782.	Find the unit rate of $63 for 7 pizzas.
Answer» Find the unit rate of $$ 63$ for 7 pizzas.

Discussion

9783.	Four years ago, age of a person was 9 times that of his son. Four years later, the age of the person will be 4 years less than four times the age of his son at that time. Find the present ages of the person and his son.
Answer» Four years ago, age of a person was 9 times that of his son. Four years later, the age of the person will be 4 years less than four times the age of his son at that time. Find the present ages of the person and his son.

Discussion

9784.	The product of two fractions is 18. If one of the fractions is 41, and the other fraction is x2, find the value of x.
Answer» The product of two fractions is $18$ . If one of the fractions is $\frac{4}{1}$ , and the other fraction is $\frac{x}{2}$ , find the value of x.

Discussion

9785.	The age of a man is 24 years more than the age of his son. If the sum of their ages is 50 years, find the age of the son and his father
Answer» The age of a man is 24 years more than the age of his son. If the sum of their ages is 50 years, find the age of the son and his father

Discussion

9786.	If 1 gram of gold costs ₹175.50, then how much will 15 grams of gold cost?
Answer» If 1 gram of gold costs ₹175.50, then how much will 15 grams of gold cost?

Discussion

9787.	Determine the fractions equivalent to 23 .
Answer» $Determine the fractions equivalent to 23 .$

Discussion

9788.	In a grocery store, Bharat bought a tin of biscuits for ₹22.29 and a box of sweets for ₹17.60. How much did Bharat pay rounded off to the nearest integer?
Answer» In a grocery store, Bharat bought a tin of biscuits for ₹22.29 and a box of sweets for ₹17.60. How much did Bharat pay rounded off to the nearest integer?

Discussion

9789.	Identify the bar from the bar graph given which is incorrectly drawn ? (use the frquency table given )
Answer» Identify the bar from the bar graph given which is incorrectly drawn ? (use the frquency table given )

Discussion

9790.	49. find the odd one out ? 1. 5698 2. 4321 3. 7963 4. 4232
Answer» 49. find the odd one out ? 1. 5698 2. 4321 3. 7963 4. 4232

Discussion

9791.	If the angles of a triangle are in the ratio 2:3:4, then find the difference between the greatest and the smallest angle.
Answer» If the angles of a triangle are in the ratio $2 : 3 : 4$ , then find the difference between the greatest and the smallest angle.

Discussion

9792.	Find the perimeter of a triangle with sides measuring 10 cm, 14 cm and 15 cm.
Answer» Find the perimeter of a triangle with sides measuring 10 cm, 14 cm and 15 cm.

Discussion

9793.	Form expressions using y, 2 and 7. Every expression must have y in it. Use only two operators out of addition, multiplication, subtraction and division.
Answer» Form expressions using y, 2 and 7. Every expression must have y in it. Use only two operators out of addition, multiplication, subtraction and division.

Discussion

9794.	Given two distinct point A and B. Is there a line that passes through A and B? If, yes how many such lines are there.
Answer» Given two distinct point A and B. Is there a line that passes through A and B? If, yes how many such lines are there.

Discussion

9795.	What is the difference between asosiated and distributive properties.
Answer» What is the difference between asosiated and distributive properties.

Discussion

9796.	If you can paint an area of 40cm2 in 5 min. Find the fraction of area painted in 1 min
Answer» If you can paint an area of $40 c m^{2}$ in 5 min. Find the fraction of area painted in 1 min

Discussion

9797.	Write using commas in Indian system (1)78956743 (2)378648 (3)4639870
Answer» Write using commas in Indian system (1)78956743 (2)378648 (3)4639870

9797.

Write using commas in Indian system (1)78956743 (2)378648 (3)4639870

Answer»

Write using commas in Indian system (1)78956743

(2)378648

(3)4639870

Discussion

9798.	If ∠ABC=x+y and ∠PQR=x−y are supplementary angles, the value of x is:
Answer» If $∠ A B C = x + y$ and $∠ P Q R = x - y$ are supplementary angles, the value of $x$ is:

Discussion

9799.	The number of lines of symmetry of a rectangle is(a) 2(b) 3(c) 4(d) 1
Answer» The number of lines of symmetry of a rectangle is (a) 2 (b) 3 (c) 4 (d) 1

Discussion

9800.	Convert the given decimal fractions to per cents. 12.35
Answer» Convert the given decimal fractions to per cents. $12.35$

Discussion

Explore topic-wise InterviewSolutions in .

Mention the steps to identify the area of irregular shape.

The angle which can’t be drawn using only one of the two set squares is ____.

Find the sum of 3 right angles.

At what rate per cent per annum will Rs 3600 amount to Rs 4734 in 312 years?

Trace the figure and draw the lines of symmetry, if any:

The volume of a pool is 4000 liters.Ria's pipe takes 8 hours, while Pia's pipe takes 5 hours to fill the pool completely.If both Ria and Pia start filling the pool, how much time will they take to fill the pool completely?

The length of a table is 2 m and its breadth is 50 cm. Find the ratio of the length of the table to its breadth.

Find the HCF of 35 and 65.

How can we measure a curved line using a divider

Let A, B be the centres of two circles of equal radii; draw them so that each one of them passes through the centre of the other. Let them intersect at C and D. Examine whether ¯¯¯¯¯¯¯¯AB and ¯¯¯¯¯¯¯¯¯CD are at right angles.

Daimaiyanti ate 29 of the pizza. She decided to leave the remaining and asked Hari and Shankar to divide the rest equally amongst each other. How much of the pizza each did Hari and Shankar get?

Find the size of unknown angle:

What are the largest and smallest numbers that you can make with the digits 6, 3, 9 and 8 without repetition?

Write an equivalent fraction of 18/24 with denominator 28

Bachhu Manjhi earns ₹24,000 in 8 months. At this rate,a) how much does he earn in one year?b) in how many months does he earn ₹42,000?

Babu has Rs 900 with him. He gave 50% of it to Gopu. Gopu gave of what he got to Dipu. Dipu gave of what he got to Babu. How much money does Babu have with him now?

Question 4(a)Cost of 5 kg of wheat is Rs 30.50What will be the cost of 8kg of wheat?

Find the equivalent fraction of 3648 with denominator 4.

The ratio equivalent to 32 is

For every 8 cups of tea, 6 cups of milk and 2 cups of water are used. The amount of tea that can be prepared from 1 cup of water is cups

9. Find inverse of the matrix: 2 -3 3 2 2 3 3 -2 2

The number 7 x 11 x 13 + 13 + 13 x 2 is

In the given figure, identify the parallel lines.

Candidates of four schools appear in a mathematics test.The data is as follows: SchoolsNo.of CandidatesAverage ScoreI6075II4880IIINot Available55IV4050 If the average score of the candidates of all the four schools is 66,find the number of candidates who appeared from school III.

Which one of the following lies between 0.2 and 0.9?

Fractions that look different but have the same value are called _____ .

777 × 99.99 = __ (upto 2 decimal places).

Question 4(d) Complete the table and by inspection of the table find the solution to the equation m - 7 = 3. m5678910111213⋯⋯m−7⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

Mathematically, if two objects have the same shape, but are different in size, then what are they termed as?

Question 3 (e) Write the following decimal in the place value table: 200.812

Find the time taken(in hours) by Amrit to travel 30 km with a speed of 2 km/min.

Find the unit rate of $63 for 7 pizzas.

Four years ago, age of a person was 9 times that of his son. Four years later, the age of the person will be 4 years less than four times the age of his son at that time. Find the present ages of the person and his son.

The product of two fractions is 18. If one of the fractions is 41, and the other fraction is x2, find the value of x.

The age of a man is 24 years more than the age of his son. If the sum of their ages is 50 years, find the age of the son and his father

If 1 gram of gold costs ₹175.50, then how much will 15 grams of gold cost?

Determine the fractions equivalent to 23 .

In a grocery store, Bharat bought a tin of biscuits for ₹22.29 and a box of sweets for ₹17.60. How much did Bharat pay rounded off to the nearest integer?

Identify the bar from the bar graph given which is incorrectly drawn ? (use the frquency table given )

49. find the odd one out ? 1. 5698 2. 4321 3. 7963 4. 4232

If the angles of a triangle are in the ratio 2:3:4, then find the difference between the greatest and the smallest angle.

Find the perimeter of a triangle with sides measuring 10 cm, 14 cm and 15 cm.

Form expressions using y, 2 and 7. Every expression must have y in it. Use only two operators out of addition, multiplication, subtraction and division.

Given two distinct point A and B. Is there a line that passes through A and B? If, yes how many such lines are there.

What is the difference between asosiated and distributive properties.

If you can paint an area of 40cm2 in 5 min. Find the fraction of area painted in 1 min

Write using commas in Indian system (1)78956743 (2)378648 (3)4639870

If ∠ABC=x+y and ∠PQR=x−y are supplementary angles, the value of x is:

The number of lines of symmetry of a rectangle is(a) 2(b) 3(c) 4(d) 1

Convert the given decimal fractions to per cents. 12.35