16437 + Interview Questions in Mathematics Page 236 InterviewSolution

11751.	Find the value of ∠C in the below triangle if the value of ∠CAB = 25o. [3 MARKS]
Answer» Find the value of $∠ C$ in the below triangle if the value of $∠ C A B$ = 25 $^{o}$ . [3 MARKS]

Discussion

11752.	Construct a quadrilateral, ABCD has AB = 3.0 cm, BC = 4.0 cm, CD = 5.0 cm, DA = 3.5 cm and diagonal AC = 4.5 cm [2 MARKS]
Answer» Construct a quadrilateral, ABCD has AB = 3.0 cm, BC = 4.0 cm, CD = 5.0 cm, DA = 3.5 cm and diagonal AC = 4.5 cm [2 MARKS]

Discussion

11753.	Subtract 57 from 137
Answer» Subtract $\frac{5}{7}$ from $\frac{13}{7}$

Discussion

11754.	Raj had Rs.1398 in his wallet. He left Rs.526 outside the movie counter. Estimate how much money is left with him. Also, find the actual amount left with him, and the difference between the estimated and actual amount.[4 MARKS]
Answer» Raj had Rs.1398 in his wallet. He left Rs.526 outside the movie counter. Estimate how much money is left with him. Also, find the actual amount left with him, and the difference between the estimated and actual amount.[4 MARKS]

Discussion

11755.	Find the difference between the following numbers and represent it in decimals: [4 MARKS] 1) 4.5 - 2.3 = ? 2) 5 - 2.5 = ? 3) 6.2 - 3.7 = ? 4) 5.6 - 4.7 = ?
Answer» Find the difference between the following numbers and represent it in decimals: [4 MARKS] 1) 4.5 - 2.3 = ? 2) 5 - 2.5 = ? 3) 6.2 - 3.7 = ? 4) 5.6 - 4.7 = ?

Discussion

11756.	Compare: 0.3_______ 0.4
Answer» Compare: 0.3_______ 0.4

Discussion

11757.	Find the HCF of 180 and 336.
Answer» Find the HCF of 180 and 336.

Discussion

11758.	What information is given by the bar graph? [1 MARK]
Answer» What information is given by the bar graph? [1 MARK]

11758.

What information is given by the bar graph? [1 MARK]

Answer»

What information is given by the bar graph? [1 MARK]

Discussion

11759.	Q14. Fill in the blank 18, 23, 20, 25, 22, 27, ___? Q14. खाली स्थान को भरें: 18, 23, 20, 25, 22, 27----- ?
Answer» Q14. Fill in the blank 18, 23, 20, 25, 22, 27, ___? Q14. खाली स्थान को भरें: 18, 23, 20, 25, 22, 27----- ?

11759.

Q14. Fill in the blank 18, 23, 20, 25, 22, 27, ___? Q14. खाली स्थान को भरें: 18, 23, 20, 25, 22, 27----- ?

Answer»

Q14. Fill in the blank

18, 23, 20, 25, 22, 27, ___?

Q14. खाली स्थान को भरें:

18, 23, 20, 25, 22, 27----- ?

Discussion

11760.	A man is walking in a circular park. In one round he completes 314 m. If there is a man at the opposite end of the diameter which is drawn from the point where the man is standing. Find the minimum distance he has to walk to meet his friend who is sitting at the described point? Also, find the area of the circular park. Take π=3.14 [3 MARKS]
Answer» A man is walking in a circular park. In one round he completes 314 m. If there is a man at the opposite end of the diameter which is drawn from the point where the man is standing. Find the minimum distance he has to walk to meet his friend who is sitting at the described point? Also, find the area of the circular park. Take $π = 3.14$ [3 MARKS]

Discussion

11761.	The perimeter of a square is 248 cms. Can you find the length of each side of the square?
Answer» The perimeter of a square is 248 cms. Can you find the length of each side of the square?

Discussion

11762.	1.375 kg can also be written as
Answer» 1.375 kg can also be written as

Discussion

11763.	The greatest negative integer is:
Answer» The greatest negative integer is:

Discussion

11764.	(a) A piece of paper is folded as shown below. How many symmetrical figures are possible after unfolding figure no. 3? [2 MARKS] (b) How many lines of symmetry are possible for this figure? [2 MARKS]
Answer» (a) A piece of paper is folded as shown below. How many symmetrical figures are possible after unfolding figure no. 3? [2 MARKS] (b) How many lines of symmetry are possible for this figure? [2 MARKS]

11764.

(a) A piece of paper is folded as shown below. How many symmetrical figures are possible after unfolding figure no. 3? [2 MARKS] (b) How many lines of symmetry are possible for this figure? [2 MARKS]

Answer»

(a) A piece of paper is folded as shown below. How many symmetrical figures are possible after unfolding figure no. 3? [2 MARKS]

(b) How many lines of symmetry are possible for this figure? [2 MARKS]

Discussion

11765.	Find the perimeter of the following figure (all measurements are in mm):
Answer» Find the perimeter of the following figure (all measurements are in mm):

11765.

Find the perimeter of the following figure (all measurements are in mm):

Answer»

Find the perimeter of the following figure (all measurements are in mm):

Discussion

11766.	If AB is perpendicular to CD and PQ is perpendicular to AB, which of the following is/are true?
Answer» If AB is perpendicular to CD and PQ is perpendicular to AB, which of the following is/are true?

Discussion

11767.	Relation R in set A = {1, 2, 3 . . . . 13, 14} defined as R = {(x, y): 3x - y = 0}. Write relation in roster form.
Answer» Relation R in set A = {1, 2, 3 . . . . 13, 14} defined as R = {(x, y): 3x - y = 0}. Write relation in roster form.

Discussion

11768.	Which type of expression does (3x−8y+4)−(x−y) give after simplification? [2 MARKS]
Answer» Which type of expression does $(3 x - 8 y + 4) - (x - y)$ give after simplification? [2 MARKS]

Discussion

11769.	The complement of an angle which is two-fifths of 90∘ is
Answer» The complement of an angle which is two-fifths of $90^{\circ}$ is

Discussion

11770.	Which of the following are the nets of a cone?
Answer» Which of the following are the nets of a cone?

Discussion

11771.	Question 2 (c) Write first five multiples of: 9
Answer» Question 2 (c) Write first five multiples of: 9

11771.

Question 2 (c) Write first five multiples of: 9

Answer»

Question 2 (c)

Write first five multiples of:
9

Discussion

11772.	Question4(iii) The performance of a student in 1st term and 2nd term is given. Draw a double bar graph choosing appropriate scale and answer the following: SubjectEnglishHindiMathsScienceS.Science1stterm (MM.100)67728881732ndterm (MM.100)7065958575 Has the performance gone down in any subject?
Answer» Question4(iii) The performance of a student in $1^{s t}$ term and $2^{n d}$ term is given. Draw a double bar graph choosing appropriate scale and answer the following: $\begin{matrix} S u b j e c t & E n g l i s h & H i n d i & M a t h s & S c i e n c e & S . S c i e n c e 1^{s t} t e r m (M M .100) & 67 & 72 & 88 & 81 & 73 2^{n d} t e r m (M M .100) & 70 & 65 & 95 & 85 & 75 \end{matrix}$ Has the performance gone down in any subject?

Discussion

11773.	Which of the following numbers will represent a set of square numbers?
Answer» Which of the following numbers will represent a set of square numbers?

Discussion

11774.	Ram takes 512 minutes to reach office, whereas Raghu takes 323 minutes. What is the difference in time taken by the two?
Answer» Ram takes $5 \frac{1}{2}$ minutes to reach office, whereas Raghu takes $3 \frac{2}{3}$ minutes. What is the difference in time taken by the two?

Discussion

11775.	The present age of a father is five times that of his son. If 10 years hence,the age of father will be 3 times the age of son at that time. Find the age of the son.
Answer» The present age of a father is five times that of his son. If 10 years hence,the age of father will be 3 times the age of son at that time. Find the age of the son.

Discussion

11776.	Find the sum: −213+435
Answer» Find the sum: $- 2 \frac{1}{3} + 4 \frac{3}{5}$

11776.

Find the sum: −213+435

Answer»

Find the sum:

$- 2 \frac{1}{3} + 4 \frac{3}{5}$

Discussion

11777.	In a regular polygon if each interior angle measures 170°, then each exterior angle measures ___.
Answer» In a regular polygon if each interior angle measures 170°, then each exterior angle measures ___.

11777.

In a regular polygon if each interior angle measures 170°, then each exterior angle measures ___.

Answer»

In a regular polygon if each interior angle measures 170°, then each exterior angle measures ___.

Discussion

11778.	Question 46 (-11) + (-2) + (-1) = ........
Answer» Question 46 (-11) + (-2) + (-1) = ........

11778.

Question 46 (-11) + (-2) + (-1) = ........

Answer»

Question 46

(-11) + (-2) + (-1) = ........

Discussion

11779.	In a T-20 cricket match (which is played for 20 overs), runs scored by two teams A & B are given by two line graphs. Which team won the match?
Answer» In a T-20 cricket match (which is played for 20 overs), runs scored by two teams A & B are given by two line graphs. Which team won the match?

11779.

In a T-20 cricket match (which is played for 20 overs), runs scored by two teams A & B are given by two line graphs. Which team won the match?

Answer»

In a T-20 cricket match (which is played for 20 overs), runs scored by two teams A & B are given by two line graphs.

Which team won the match?

Discussion

11780.	How many thousands make a crore?
Answer» How many thousands make a crore?

Discussion

11781.	What is Perfect numbers ?
Answer» What is Perfect numbers ?

Discussion

11782.	Which of the following represents the position of 'death' in thefourthstep?
Answer» Which of the following represents the position of 'death' in thefourthstep?

Discussion

11783.	a−3b = −( ___ )
Answer» $a - 3 b$ = $-$ ( ___ )

Discussion

11784.	Question 3 HCF of co-prime numbers 4 and 15 was found as follows by factorization: 4=2×2 and 15=3×5. Since there is no common prime factor, so HCF of 4 and 15 is 0. Is the answer correct? If not, what is the correct HCF?
Answer» Question 3 HCF of co-prime numbers 4 and 15 was found as follows by factorization: $4 = 2 \times 2$ and $15 = 3 \times 5$ . Since there is no common prime factor, so HCF of 4 and 15 is 0. Is the answer correct? If not, what is the correct HCF?

11784.

Question 3 HCF of co-prime numbers 4 and 15 was found as follows by factorization: 4=2×2 and 15=3×5. Since there is no common prime factor, so HCF of 4 and 15 is 0. Is the answer correct? If not, what is the correct HCF?

Answer»

Question 3

HCF of co-prime numbers 4 and 15 was found as follows by factorization: $4 = 2 \times 2$ and $15 = 3 \times 5$ . Since there is no common prime factor, so HCF of 4 and 15 is 0. Is the answer correct? If not, what is the correct HCF?

Discussion

11785.	The angles of a triangle are in the ratio 3:5:7. What are the angles?
Answer» The angles of a triangle are in the ratio 3:5:7. What are the angles?

Discussion

11786.	Which are prisms among the following?
Answer» Which are prisms among the following?

Discussion

11787.	NO and PQ are
Answer» NO and PQ are

11787.

NO and PQ are

Answer»

NO and PQ are

Discussion

11788.	Which of the following figures in the options can be joined to the given image [Image (i)] to form a symmetric shape with XY as a line of symmetry?
Answer» Which of the following figures in the options can be joined to the given image [Image (i)] to form a symmetric shape with XY as a line of symmetry?

11788.

Which of the following figures in the options can be joined to the given image [Image (i)] to form a symmetric shape with XY as a line of symmetry?

Answer»

Which of the following figures in the options can be joined to the given image [Image (i)] to form a symmetric shape with XY as a line of symmetry?

Discussion

11789.	The smallest angle in a triangle with angles in ratio 1:2:3 is
Answer» The smallest angle in a triangle with angles in ratio 1:2:3 is

Discussion

11790.	The area of a square field is 576m2. Find [4 MARKS] (i) The length of its sides (ii) The length of its perimeter (iii) Cost of fixing a fence along the boundary of the field at the rate of Rs 3.20 per metre.
Answer» The area of a square field is $576 m^{2}$ . Find [4 MARKS] (i) The length of its sides (ii) The length of its perimeter (iii) Cost of fixing a fence along the boundary of the field at the rate of Rs 3.20 per metre.

Discussion

11791.	Find the predecessor of −114
Answer» Find the predecessor of $- 114$

Discussion

11792.	Do you remember the weighing machine problems a while ago. We weren't able to get the value of x at that time. But we know our trick now, don't we?? What is the value of 'x' from the figure?
Answer» Do you remember the weighing machine problems a while ago. We weren't able to get the value of x at that time. But we know our trick now, don't we?? What is the value of 'x' from the figure?

11792.

Do you remember the weighing machine problems a while ago. We weren't able to get the value of x at that time. But we know our trick now, don't we?? What is the value of 'x' from the figure?

Answer»

Do you remember the weighing machine problems a while ago. We weren't able to get the value of x at that time. But we know our trick now, don't we?? What is the value of 'x' from the figure?

Discussion

11793.	Represent 12 hours and 45 minutes as a decimal.
Answer» Represent 12 hours and 45 minutes as a decimal.

Discussion

11794.	A rectangle is having length 30 cm and breadth 25 cm. A square region of side 5 cm is cut out from it. Find the area of the remaining portion.
Answer» A rectangle is having length 30 cm and breadth 25 cm. A square region of side 5 cm is cut out from it. Find the area of the remaining portion.

Discussion

11795.	Find x if the angles of a triangle are: x∘, 2x∘ and 2x∘
Answer» Find x if the angles of a triangle are: $x^{\circ}$ , $2 x^{\circ}$ and $2 x^{\circ}$

Discussion

11796.	If we have ∠ABC as θ, reflex ∠ABC is equal to _______.
Answer» If we have ∠ABC as θ, reflex ∠ABC is equal to _______.

Discussion

11797.	What are prime numbers? Find the prime factorization of 2048. [3 MARKS]
Answer» What are prime numbers? Find the prime factorization of 2048. [3 MARKS]

Discussion

11798.	Which digit is there at the hundredths place in the number 562.3254?
Answer» Which digit is there at the hundredths place in the number 562.3254?

Discussion

11799.	Can the mirror image of the letter "N" be made? If yes, draw the image. [4 MARKS]
Answer» Can the mirror image of the letter "N" be made? If yes, draw the image. [4 MARKS]

Discussion

11800.	Find the LCM of 14, 25 and 720.
Answer» Find the LCM of $\frac{1}{4}$ , $\frac{2}{5}$ and $\frac{7}{20}$ .

Discussion

Explore topic-wise InterviewSolutions in .

Find the value of ∠C in the below triangle if the value of ∠CAB = 25o. [3 MARKS]

Construct a quadrilateral, ABCD has AB = 3.0 cm, BC = 4.0 cm, CD = 5.0 cm, DA = 3.5 cm and diagonal AC = 4.5 cm [2 MARKS]

Subtract 57 from 137

Raj had Rs.1398 in his wallet. He left Rs.526 outside the movie counter. Estimate how much money is left with him. Also, find the actual amount left with him, and the difference between the estimated and actual amount.[4 MARKS]

Find the difference between the following numbers and represent it in decimals: [4 MARKS] 1) 4.5 - 2.3 = ? 2) 5 - 2.5 = ? 3) 6.2 - 3.7 = ? 4) 5.6 - 4.7 = ?

Compare: 0.3_______ 0.4

Find the HCF of 180 and 336.

What information is given by the bar graph? [1 MARK]

Q14. Fill in the blank 18, 23, 20, 25, 22, 27, ___? Q14. खाली स्थान को भरें: 18, 23, 20, 25, 22, 27----- ?

The perimeter of a square is 248 cms. Can you find the length of each side of the square?

1.375 kg can also be written as

The greatest negative integer is:

(a) A piece of paper is folded as shown below. How many symmetrical figures are possible after unfolding figure no. 3? [2 MARKS] (b) How many lines of symmetry are possible for this figure? [2 MARKS]

Find the perimeter of the following figure (all measurements are in mm):

If AB is perpendicular to CD and PQ is perpendicular to AB, which of the following is/are true?

Relation R in set A = {1, 2, 3 . . . . 13, 14} defined as R = {(x, y): 3x - y = 0}. Write relation in roster form.

Which type of expression does (3x−8y+4)−(x−y) give after simplification? [2 MARKS]

The complement of an angle which is two-fifths of 90∘ is

Which of the following are the nets of a cone?

Question 2 (c) Write first five multiples of: 9

Question4(iii) The performance of a student in 1st term and 2nd term is given. Draw a double bar graph choosing appropriate scale and answer the following: SubjectEnglishHindiMathsScienceS.Science1stterm (MM.100)67728881732ndterm (MM.100)7065958575 Has the performance gone down in any subject?

Which of the following numbers will represent a set of square numbers?

Ram takes 512 minutes to reach office, whereas Raghu takes 323 minutes. What is the difference in time taken by the two?

The present age of a father is five times that of his son. If 10 years hence,the age of father will be 3 times the age of son at that time. Find the age of the son.

Find the sum: −213+435

In a regular polygon if each interior angle measures 170°, then each exterior angle measures ___.

Question 46 (-11) + (-2) + (-1) = ........

In a T-20 cricket match (which is played for 20 overs), runs scored by two teams A &amp; B are given by two line graphs. Which team won the match?

How many thousands make a crore?

What is Perfect numbers ​​​​​?

Which of the following represents the position of 'death' in thefourthstep?

a−3b = −( ___ )

Question 3 HCF of co-prime numbers 4 and 15 was found as follows by factorization: 4=2×2 and 15=3×5. Since there is no common prime factor, so HCF of 4 and 15 is 0. Is the answer correct? If not, what is the correct HCF?

The angles of a triangle are in the ratio 3:5:7. What are the angles?

Which are prisms among the following?

NO and PQ are

Which of the following figures in the options can be joined to the given image [Image (i)] to form a symmetric shape with XY as a line of symmetry?

The smallest angle in a triangle with angles in ratio 1:2:3 is

The area of a square field is 576m2. Find [4 MARKS] (i) The length of its sides (ii) The length of its perimeter (iii) Cost of fixing a fence along the boundary of the field at the rate of Rs 3.20 per metre.

Find the predecessor of −114

Do you remember the weighing machine problems a while ago. We weren't able to get the value of x at that time. But we know our trick now, don't we?? What is the value of 'x' from the figure?

Represent 12 hours and 45 minutes as a decimal.

A rectangle is having length 30 cm and breadth 25 cm. A square region of side 5 cm is cut out from it. Find the area of the remaining portion.

Find x if the angles of a triangle are: x∘, 2x∘ and 2x∘

If we have ∠ABC as θ, reflex ∠ABC is equal to _______.

What are prime numbers? Find the prime factorization of 2048. [3 MARKS]

Which digit is there at the hundredths place in the number 562.3254?

Can the mirror image of the letter "N" be made? If yes, draw the image. [4 MARKS]

Find the LCM of 14, 25 and 720.

In a T-20 cricket match (which is played for 20 overs), runs scored by two teams A & B are given by two line graphs. Which team won the match?

What is Perfect numbers ?