16437 + Interview Questions in Mathematics

1.	Using the information given, name the right angles in each part of the given figures: (a) BA ⊥ BD (b) RT ⊥ ST (c) AC ⊥ BD (d) RS ⊥ RW (e) AC ⊥ BD (f) AE ⊥ CE (g) AC ⊥ CD (h) OP ⊥ AB [4 MARKS]
Answer» Using the information given, name the right angles in each part of the given figures: (a) BA $⊥$ BD (b) RT $⊥$ ST (c) AC $⊥$ BD (d) RS $⊥$ RW (e) AC $⊥$ BD (f) AE $⊥$ CE (g) AC $⊥$ CD (h) OP $⊥$ AB [4 MARKS]

Discussion

2.	The value of 22× ( 20+ 62) = ___.
Answer» The value of $22 \times$ ( 20+ 62) = ___.

Discussion

3.	Ria booked a cab at11 am to reach her office during peak hours. During peak hours the cab will charge 2.5 times that of the normal fare. The normal fare from her home to office is ₹ 293.5, What will be the fare she paid?
Answer» Ria booked a cab at11 am to reach her office during peak hours. During peak hours the cab will charge 2.5 times that of the normal fare. The normal fare from her home to office is ₹ 293.5, What will be the fare she paid?

Discussion

4.	Statement 1: Product of two integers with the same sign is always a positive integer. Statement 2: Product of two integers with different signs is always a positive integer.
Answer» Statement 1: Product of two integers with the same sign is always a positive integer. Statement 2: Product of two integers with different signs is always a positive integer.

4.

Statement 1: Product of two integers with the same sign is always a positive integer. Statement 2: Product of two integers with different signs is always a positive integer.

Answer»

Statement 1: Product of two integers with the same sign is always a positive integer.

Statement 2: Product of two integers with different signs is always a positive integer.

Discussion

5.	Which of the following pair/pairs of integers are at the same distance from 2 on the number line?
Answer» Which of the following pair/pairs of integers are at the same distance from 2 on the number line?

Discussion

6.	Subtract the following decimals. 5.78−2.12=?
Answer» Subtract the following decimals. $5.78 - 2.12 = ?$

Discussion

7.	Fifteen year from now, Ravi's age is four time his present age. Find Ravi present age?
Answer» Fifteen year from now, Ravi's age is four time his present age. Find Ravi present age?

Discussion

8.	Question 2 (d) Write the number given in the following place value table in decimal form: HundredsTensOnesTenthsHundrethsThousandths100101110110011000(d)211902
Answer» Question 2 (d) Write the number given in the following place value table in decimal form: $\begin{matrix} H u n d r e d s & T e n s & O n e s & T e n t h s & H u n d r e t h s & T h o u s a n d t h s 100 & 10 & 1 & \frac{1}{10} & \frac{1}{100} & \frac{1}{1000} (d) & 2 & 1 & 1 & 9 & 0 & 2 \end{matrix}$

8.

Question 2 (d) Write the number given in the following place value table in decimal form: HundredsTensOnesTenthsHundrethsThousandths100101110110011000(d)211902

Answer»

Question 2 (d)

Write the number given in the following place value table in decimal form:

$\begin{matrix} H u n d r e d s & T e n s & O n e s & T e n t h s & H u n d r e t h s & T h o u s a n d t h s 100 & 10 & 1 & \frac{1}{10} & \frac{1}{100} & \frac{1}{1000} (d) & 2 & 1 & 1 & 9 & 0 & 2 \end{matrix}$

Discussion

9.	Which letter has two lines of symmetry? M A T H S
Answer» Which letter has two lines of symmetry? M A T H S

9.

Which letter has two lines of symmetry? M A T H S

Answer»

Which letter has two lines of symmetry?

M A T H S

Discussion

10.	Subtracting 4mn from the sum of 2mn and 2mn gives
Answer» Subtracting $4 m n$ from the sum of $2 m n$ and $2 m n$ gives

Discussion

11.	In an urn, there are 30 blue balls, 30 black balls and 30 red balls. If a ball is picked from the urn then find the probability that the ball is blue?
Answer» In an urn, there are 30 blue balls, 30 black balls and 30 red balls. If a ball is picked from the urn then find the probability that the ball is blue?

Discussion

12.	In the given figure, AB = AC, ∠ABE=120∘ The value of x = ___
Answer» In the given figure, AB = AC, $∠ A B E = 120^{\circ}$ The value of $x$ = ___

12.

In the given figure, AB = AC, ∠ABE=120∘ The value of x = ___

Answer»

In the given figure, AB = AC, $∠ A B E = 120^{\circ}$ The value of $x$ = ___

Discussion

13.	When 1787 is rounded off to nearest tens, we get:
Answer» When 1787 is rounded off to nearest tens, we get:

Discussion

14.	Find the cost of painting the outside surface of a solid cylinder of diameter 7m and height 20m at ₹5 per m2
Answer» Find the cost of painting the outside surface of a solid cylinder of diameter 7m and height 20m at ₹5 per m²

Discussion

15.

In the figure, two lines intersect at O. If x = 75∘, find ∠u + ∠y.

Answer»

In the figure, two lines intersect at O. If x = $75^{\circ}$ , find $∠$ u + $∠$ y.

Discussion

16.	If 0 is subtracted from a whole number, then the result is ___ itself.
Answer» If 0 is subtracted from a whole number, then the result is ___ itself.

Discussion

17.	A rectangle has a length of 10 inches and breadth of 5 inches. The perimeter of the rectangle will be
Answer» A rectangle has a length of 10 inches and breadth of 5 inches. The perimeter of the rectangle will be

Discussion

18.	In which year did Company B earn the maximum amount of profit?
Answer» In which year did Company B earn the maximum amount of profit?

Discussion

19.	Which of the following is the lowest form of 96?
Answer» Which of the following is the lowest form of $\frac{9}{6}$ ?

Discussion

20.	The average of first two prime numbers is ___________
Answer» The average of first two prime numbers is ___________

Discussion

21.	In a class, there are 100 students, 45 students have chosen volleyball and 25 students have chosen football and the remaining have chosen tennis. Find: (a) The ratio of the number of students in volleyball to the number of students in football and (b) The ratio of students in volleyball to that in tennis. [2 MARKS]
Answer» In a class, there are 100 students, 45 students have chosen volleyball and 25 students have chosen football and the remaining have chosen tennis. Find: (a) The ratio of the number of students in volleyball to the number of students in football and (b) The ratio of students in volleyball to that in tennis. [2 MARKS]

Discussion

22.	Akash asked Pavan to find the value of 9999×(555). He says that it will be difficult to multiply as both of them are big numbers. Akash says that there is a simple way to find the product. He solves the problem using the concept of brackets. Which of the following will be the easiest way to solve this?
Answer» Akash asked Pavan to find the value of $9999 \times (555)$ . He says that it will be difficult to multiply as both of them are big numbers. Akash says that there is a simple way to find the product. He solves the problem using the concept of brackets. Which of the following will be the easiest way to solve this?

Discussion

23.	What is the profit percent acquired when the cost price is ₹200 and selling price is ₹350?
Answer» What is the profit percent acquired when the cost price is ₹200 and selling price is ₹350?

Discussion

24.	Perimeter of any figure is
Answer» Perimeter of any figure is

Discussion

25.	Determine the smallest and greatest number which when divided by 3, 4 and 5 leaves remainder 2 in each case
Answer» Determine the smallest and greatest number which when divided by 3, 4 and 5 leaves remainder 2 in each case

Discussion

26.	The three angles of a quadrilateral are 80°, 70° and 70°. The fourth angle is -
Answer» The three angles of a quadrilateral are 80°, 70° and 70°. The fourth angle is -

Discussion

27.	If breadth and perimeter of a rectangle are 12.5cm and 101cm respectively. Find out the length of the rectangle.
Answer» If breadth and perimeter of a rectangle are $12.5 c m$ and $101 c m$ respectively. Find out the length of the rectangle.

Discussion

28.	Question 86 Convert 2435m to km and express the result as mixed fraction.
Answer» Question 86 Convert 2435m to km and express the result as mixed fraction.

28.

Question 86 Convert 2435m to km and express the result as mixed fraction.

Answer»

Question 86

Convert 2435m to km and express the result as mixed fraction.

Discussion

29.	John owes Rs.3, Vir owes Rs.5 but Ali doesn't owe anything, in fact he has Rs.3 in his pocket. Using number line ,find who is poorest.
Answer» John owes Rs.3, Vir owes Rs.5 but Ali doesn't owe anything, in fact he has Rs.3 in his pocket. Using number line ,find who is poorest.

Discussion

30.	Explain why.7x11x13+13 and 7x6x5x4x3x2x1+5 are composite numbers.
Answer» Explain why.7x11x13+13 and 7x6x5x4x3x2x1+5 are composite numbers.

Discussion

31.	Statement 1: Sum of the interior angles of a quadrilateral is 360∘. Statement 2: A diagonal divides the quadrilateral into two triangles. The sum of angles of a triangle is 180∘.
Answer» Statement 1: Sum of the interior angles of a quadrilateral is $360^{\circ}$ . Statement 2: A diagonal divides the quadrilateral into two triangles. The sum of angles of a triangle is $180^{\circ}$ .

31.

Statement 1: Sum of the interior angles of a quadrilateral is 360∘. Statement 2: A diagonal divides the quadrilateral into two triangles. The sum of angles of a triangle is 180∘.

Answer»

Statement 1: Sum of the interior angles of a quadrilateral is $360^{\circ}$ .

Statement 2: A diagonal divides the quadrilateral into two triangles. The sum of angles of a triangle is $180^{\circ}$ .

Discussion

32.	Find the number of faces, edges and vertices of the following polyhedrons and verify them by using Euler's formula. [4 MARKS] (i) Tetrahedron (ii) Octahedron
Answer» Find the number of faces, edges and vertices of the following polyhedrons and verify them by using Euler's formula. [4 MARKS] (i) Tetrahedron (ii) Octahedron

Discussion

33.	The area of each square in the given figure is 4 cm2. The perimeter of the whole figure will be ___ cm.
Answer» The area of each square in the given figure is 4 cm². The perimeter of the whole figure will be ___ cm.

33.

The area of each square in the given figure is 4 cm2. The perimeter of the whole figure will be ___ cm.

Answer»

The area of each square in the given figure is 4 cm². The perimeter of the whole figure will be ___ cm.

Discussion

34.	Which of the following statements are correct? i. 0 + 2 is a whole number ii. 0 ÷ 49843 is a not a whole number iii. 98645 × 5678 = 5678 × 98645
Answer» Which of the following statements are correct? i. 0 + 2 is a whole number ii. 0 ÷ 49843 is a not a whole number iii. 98645 $\times$ 5678 = 5678 $\times$ 98645

34.

Which of the following statements are correct? i. 0 + 2 is a whole number ii. 0 ÷ 49843 is a not a whole number iii. 98645 × 5678 = 5678 × 98645

Answer»

Which of the following statements are correct?

i. 0 + 2 is a whole number

ii. 0 ÷ 49843 is a not a whole number

iii. 98645 $\times$ 5678 = 5678 $\times$ 98645

Discussion

35.	Why is 200 crores in Indian number system is shown as 200,00,00,000 in the learning video whereas as my school learning I have learnt to write as 2,00,00,00,000.
Answer» Why is 200 crores in Indian number system is shown as 200,00,00,000 in the learning video whereas as my school learning I have learnt to write as 2,00,00,00,000.

Discussion

36.	A labourer earns Rs1980 in 12 days In how many days he will earn Rs2640
Answer» A labourer earns Rs1980 in 12 days In how many days he will earn Rs2640

Discussion

37.	Refer the given below bar graph and pick out the Apple products which are having the monthly sales less than 3000.
Answer» Refer the given below bar graph and pick out the Apple products which are having the monthly sales less than 3000.

37.

Refer the given below bar graph and pick out the Apple products which are having the monthly sales less than 3000.

Answer»

Refer the given below bar graph and pick out the Apple products which are having the monthly sales less than 3000.

Discussion

38.	Two numbers having _____ as the only common factor are called ________ numbers.
Answer» Two numbers having _____ as the only common factor are called ________ numbers.

Discussion

39.	Divide 14.166 by 100.
Answer» Divide 14.166 by 100.

Discussion

40.	How many sides we have to cover in order to make a complete round of the given figure?
Answer» How many sides we have to cover in order to make a complete round of the given figure?

40.

How many sides we have to cover in order to make a complete round of the given figure?

Answer»

How many sides we have to cover in order to make a complete round of the given figure?

Discussion

41.	On a number line, integers are marked at __________.
Answer» On a number line, integers are marked at __________.

Discussion

42.	What is the fraction of coloured squares to the total number of squares? State your answer in decimals also. [2 MARKS]
Answer» What is the fraction of coloured squares to the total number of squares? State your answer in decimals also. [2 MARKS]

42.

What is the fraction of coloured squares to the total number of squares? State your answer in decimals also. [2 MARKS]

Answer»

What is the fraction of coloured squares to the total number of squares? State your answer in decimals also. [2 MARKS]

Discussion

43.	Collection of cakes by Lara, Linda, Sara and Carol in two weeks are given below. a) The number of cakes Linda has by the end of two weeks. b) The difference in the number of cakes between Carol and Linda by the end of two weeks. c) Total numbers of cakes by all the members. d) Difference between highest and lowest number of cake. [4 MARKS]
Answer» Collection of cakes by Lara, Linda, Sara and Carol in two weeks are given below. a) The number of cakes Linda has by the end of two weeks. b) The difference in the number of cakes between Carol and Linda by the end of two weeks. c) Total numbers of cakes by all the members. d) Difference between highest and lowest number of cake. [4 MARKS]

43.

Collection of cakes by Lara, Linda, Sara and Carol in two weeks are given below. a) The number of cakes Linda has by the end of two weeks. b) The difference in the number of cakes between Carol and Linda by the end of two weeks. c) Total numbers of cakes by all the members. d) Difference between highest and lowest number of cake. [4 MARKS]

Answer»

Collection of cakes by Lara, Linda, Sara and Carol in two weeks are given below.

a) The number of cakes Linda has by the end of two weeks.

b) The difference in the number of cakes between Carol and Linda by the end of two weeks.

c) Total numbers of cakes by all the members.

d) Difference between highest and lowest number of cake.
[4 MARKS]

Discussion

44.	Three bells toll together at intervals of 9, 12 and 15 minutes. If they start tolling together, after what time will they toll next?
Answer» Three bells toll together at intervals of 9, 12 and 15 minutes. If they start tolling together, after what time will they toll next?

Discussion

45.	The SI unit of area is
Answer» The SI unit of area is

Discussion

46.	Find which of the following numbers are divisible by 11 : (i) 2563 (ii) 8307 (iii) 95635
Answer» Find which of the following numbers are divisible by 11 : (i) 2563 (ii) 8307 (iii) 95635

46.

Find which of the following numbers are divisible by 11 : (i) 2563 (ii) 8307 (iii) 95635

Answer»

Find which of the following numbers are divisible by 11 :

(i) 2563 (ii) 8307 (iii) 95635

Discussion

47.	If A = {set of even prime numbers}, then A is
Answer» If A = {set of even prime numbers}, then A is

Discussion

48.	Question 1(j) : Solve: 12+13+16
Answer» Question 1(j) : Solve: $\frac{1}{2} + \frac{1}{3} + \frac{1}{6}$

48.

Question 1(j) : Solve: 12+13+16

Answer»

Question 1(j) :

Solve:

$\frac{1}{2} + \frac{1}{3} + \frac{1}{6}$

Discussion

49.	Question 27 The length of a rectangular field is twice its breadth. Jamal jogged around it four times and covered a distance of 6 km. What is the length of the field?
Answer» Question 27 The length of a rectangular field is twice its breadth. Jamal jogged around it four times and covered a distance of 6 km. What is the length of the field?

49.

Question 27 The length of a rectangular field is twice its breadth. Jamal jogged around it four times and covered a distance of 6 km. What is the length of the field?

Answer»

Question 27

The length of a rectangular field is twice its breadth. Jamal jogged around it four times and covered a distance of 6 km. What is the length of the field?

Discussion

50.

Fill in the blanks: Quantity13579Price50150250450

Answer»

Fill in the blanks:

$\begin{matrix} Quantity & 1 & 3 & 5 & 7 & 9 Price & 50 & 150 & 250 & 450 \end{matrix}$

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Using the information given, name the right angles in each part of the given figures: (a) BA ⊥ BD (b) RT ⊥ ST (c) AC ⊥ BD (d) RS ⊥ RW (e) AC ⊥ BD (f) AE ⊥ CE (g) AC ⊥ CD (h) OP ⊥ AB [4 MARKS]

The value of 22× ( 20+ 62) = ___.

Ria booked a cab at11 am to reach her office during peak hours. During peak hours the cab will charge 2.5 times that of the normal fare. The normal fare from her home to office is ₹ 293.5, What will be the fare she paid?

Statement 1: Product of two integers with the same sign is always a positive integer. Statement 2: Product of two integers with different signs is always a positive integer.

Which of the following pair/pairs of integers are at the same distance from 2 on the number line?

Subtract the following decimals. 5.78−2.12=?

Fifteen year from now, Ravi's age is four time his present age. Find Ravi present age?

Question 2 (d) Write the number given in the following place value table in decimal form: HundredsTensOnesTenthsHundrethsThousandths100101110110011000(d)211902

Which letter has two lines of symmetry? M A T H S

Subtracting 4mn from the sum of 2mn and 2mn gives

In an urn, there are 30 blue balls, 30 black balls and 30 red balls. If a ball is picked from the urn then find the probability that the ball is blue?

In the given figure, AB = AC, ∠ABE=120∘ The value of x = ___

When 1787 is rounded off to nearest tens, we get:

Find the cost of painting the outside surface of a solid cylinder of diameter 7m and height 20m at ₹5 per m​​​​​​2

In the figure, two lines intersect at O. If x = 75∘, find ∠u + ∠y.

If 0 is subtracted from a whole number, then the result is ___ itself.

A rectangle has a length of 10 inches and breadth of 5 inches. The perimeter of the rectangle will be

In which year did Company B earn the maximum amount of profit?

Which of the following is the lowest form of 96?

The average of first two prime numbers is ___________

What is the profit percent acquired when the cost price is ₹200 and selling price is ₹350?

Perimeter of any figure is

Determine the smallest and greatest number which when divided by 3, 4 and 5 leaves remainder 2 in each case

The three angles of a quadrilateral are 80°, 70° and 70°. The fourth angle is -

If breadth and perimeter of a rectangle are 12.5cm and 101cm respectively. Find out the length of the rectangle.

Question 86 Convert 2435m to km and express the result as mixed fraction.

John owes Rs.3, Vir owes Rs.5 but Ali doesn't owe anything, in fact he has Rs.3 in his pocket. Using number line ,find who is poorest.

Explain why.7x11x13+13 and 7x6x5x4x3x2x1+5 are composite numbers.

Statement 1: Sum of the interior angles of a quadrilateral is 360∘. Statement 2: A diagonal divides the quadrilateral into two triangles. The sum of angles of a triangle is 180∘.

Find the number of faces, edges and vertices of the following polyhedrons and verify them by using Euler's formula. [4 MARKS] (i) Tetrahedron (ii) Octahedron

The area of each square in the given figure is 4 cm2. The perimeter of the whole figure will be ___ cm.

Which of the following statements are correct? i. 0 + 2 is a whole number ii. 0 ÷ 49843 is a not a whole number iii. 98645 × 5678 = 5678 × 98645

Why is 200 crores in Indian number system is shown as 200,00,00,000 in the learning video whereas as my school learning I have learnt to write as 2,00,00,00,000.

A labourer earns Rs1980 in 12 days In how many days he will earn Rs2640

Refer the given below bar graph and pick out the Apple products which are having the monthly sales less than 3000.

Two numbers having _____ as the only common factor are called ________ numbers.

Divide 14.166 by 100.

How many sides we have to cover in order to make a complete round of the given figure?

On a number line, integers are marked at __________.

What is the fraction of coloured squares to the total number of squares? State your answer in decimals also. [2 MARKS]

Three bells toll together at intervals of 9, 12 and 15 minutes. If they start tolling together, after what time will they toll next?

The SI unit of area is

Find which of the following numbers are divisible by 11 : (i) 2563 (ii) 8307 (iii) 95635

If A = {set of even prime numbers}, then A is

Question 1(j) : Solve: 12+13+16

Question 27 The length of a rectangular field is twice its breadth. Jamal jogged around it four times and covered a distance of 6 km. What is the length of the field?

Fill in the blanks: Quantity13579Price50150250450

Find the cost of painting the outside surface of a solid cylinder of diameter 7m and height 20m at ₹5 per m2

Two numbers having _ as the only common factor are called ____ numbers.