16437 + Interview Questions in Mathematics Page 99 InterviewSolution

4901.	The sum of the angles of a polygon is 2160°. What is the sum of the angles of a polygon with one more side? What about a polygon with one side less?
Answer» The sum of the angles of a polygon is 2160°. What is the sum of the angles of a polygon with one more side? What about a polygon with one side less?

Discussion

4902.	From the figure given below, find the weight of the mangoes in grams.
Answer» From the figure given below, find the weight of the mangoes in grams.

4902.

From the figure given below, find the weight of the mangoes in grams.

Answer»

From the figure given below, find the weight of the mangoes in grams.

Discussion

4903.	Question 1 (h) Which is greater: 1.431 or 1.490
Answer» Question 1 (h) Which is greater: 1.431 or 1.490

4903.

Question 1 (h) Which is greater: 1.431 or 1.490

Answer»

Question 1 (h)

Which is greater:

1.431 or 1.490

Discussion

4904.	Roman Numeral of 51 is _______.
Answer» Roman Numeral of 51 is _______.

Discussion

4905.	What are the mistakes that may happen while drawing a circle using a compass?
Answer» What are the mistakes that may happen while drawing a circle using a compass?

Discussion

4906.	If 15 workers can build a wall in 48 hours, how many workers will be required to do the same work in 30 hours? (Answer in numbers)
Answer» If $15$ workers can build a wall in $48 h o u r s$ , how many workers will be required to do the same work in $30 h o u r s$ ? (Answer in numbers)

Discussion

4907.	What is the difference between positive and non-positive numbers ?
Answer» What is the difference between positive and non-positive numbers ?

Discussion

4908.	Sum of interior angles of a hexagon is ___.
Answer» Sum of interior angles of a hexagon is ___.

Discussion

4909.	The numerical coefficient in −37abc is ___
Answer» The numerical coefficient in $- 37 a b c$ is ___

Discussion

4910.	If A = 0320 and A-1 = λ (adj A), then λ = _____________________.
Answer» If A = $[\begin{matrix} 0 & 3 \\ 2 & 0 \end{matrix}]$ and A^-1 = λ (adj A), then λ = _____________________.

Discussion

4911.	Arrange the given fractions in descending order.
Answer» Arrange the given fractions in descending order.

Discussion

4912.	Simplify each of the following:7 × 109
Answer» Simplify each of the following: 7 × 109

Discussion

4913.	In a floral design made from tiles each of dimensions 40 cm by 60 cm (See figure), find the ratios ofa) The perimeter of the shaded portion to the perimeter of the whole design.b) The area of the shaded portion to the area of the unshaded portion.
Answer» In a floral design made from tiles each of dimensions 40 cm by 60 cm (See figure), find the ratios of a) The perimeter of the shaded portion to the perimeter of the whole design. b) The area of the shaded portion to the area of the unshaded portion.

4913.

In a floral design made from tiles each of dimensions 40 cm by 60 cm (See figure), find the ratios ofa) The perimeter of the shaded portion to the perimeter of the whole design.b) The area of the shaded portion to the area of the unshaded portion.

Answer»

In a floral design made from tiles each of dimensions 40 cm by 60 cm (See figure), find the ratios of

a) The perimeter of the shaded portion to the perimeter of the whole design.

b) The area of the shaded portion to the area of the unshaded portion.

Discussion

4914.	Convert 2940 into a decimal fraction.
Answer» Convert $2 \frac{9}{40}$ into a decimal fraction.

Discussion

4915.	A student who was studying multiplication of variables for the first time got confused because of the symbols used in a different algebraic expression. He found two equations of multiplication written in two different ways: X×2×A 2AX According to him, 2nd equation is not correct. State whether he is right?
Answer» A student who was studying multiplication of variables for the first time got confused because of the symbols used in a different algebraic expression. He found two equations of multiplication written in two different ways: $X \times 2 \times A$ $2 A X$ According to him, $2^{n d}$ equation is not correct. State whether he is right?

4915.

A student who was studying multiplication of variables for the first time got confused because of the symbols used in a different algebraic expression. He found two equations of multiplication written in two different ways: X×2×A 2AX According to him, 2nd equation is not correct. State whether he is right?

Answer»

A student who was studying multiplication of variables for the first time got confused because of the symbols used in a different algebraic expression. He found two equations of multiplication written in two different ways:

$X \times 2 \times A$

$2 A X$

According to him, $2^{n d}$ equation is not correct. State whether he is right?

Discussion

4916.	निम्नलिखित प्रश्नों के उत्तर एक-दो पंक्तियों में दीजिए −जनरल साहब के बावर्ची ने कुत्ते के बारे में क्या बताया?
Answer» निम्नलिखित प्रश्नों के उत्तर एक-दो पंक्तियों में दीजिए − जनरल साहब के बावर्ची ने कुत्ते के बारे में क्या बताया?

4916.

निम्नलिखित प्रश्नों के उत्तर एक-दो पंक्तियों में दीजिए −जनरल साहब के बावर्ची ने कुत्ते के बारे में क्या बताया?

Answer»

निम्नलिखित प्रश्नों के उत्तर एक-दो पंक्तियों में दीजिए −

जनरल साहब के बावर्ची ने कुत्ते के बारे में क्या बताया?

Discussion

4917.	Find the no of even positive numbers which has five digits
Answer» Find the no of even positive numbers which has five digits

Discussion

4918.	Complete the following series:2, 12, 123, 1345, ?
Answer» Complete the following series: 2, 12, 123, 1345, ?

Discussion

4919.	1. Combien d'argent de poche reçois-tu par mois ou par semaine ?2. Qui te donne cet argent?3. Comment est-ce-que tu gagnes de I'argent?4. Que fais-tu avec cet argent?
Answer» 1. Combien d'argent de poche reçois-tu par mois ou par semaine ? 2. Qui te donne cet argent? 3. Comment est-ce-que tu gagnes de I'argent? 4. Que fais-tu avec cet argent?

Discussion

4920.	Question 10 (i) Indicate which pairs of angles are: Vertically opposite angles?
Answer» Question 10 (i) Indicate which pairs of angles are: Vertically opposite angles?

Discussion

4921.	IF THE EQUATION \|X-1\|-\|X-13\|=K HAS EXACTLY ONE SOLUTION , RTHEN NO OF INTEGRAL VALUES OF K IS
Answer» IF THE EQUATION \|X-1\|-\|X-13\|=K HAS EXACTLY ONE SOLUTION , RTHEN NO OF INTEGRAL VALUES OF K IS

Discussion

4922.	If Rs 640 amounts to Rs 768 in 2 years 6 months, what will Rs 850 amount to in 3 years at the same rate per cent per annum?
Answer» If Rs 640 amounts to Rs 768 in 2 years 6 months, what will Rs 850 amount to in 3 years at the same rate per cent per annum?

Discussion

4923.	If A = diag (1, 2, 3), then \|A\| = ____________.
Answer» If A = diag (1, 2, 3), then \|A\| = ____________.

Discussion

4924.	76. How many 3-digit number are there with distinct odd digits?
Answer» 76. How many 3-digit number are there with distinct odd digits?

Discussion

4925.	Population of Bangalore was 235471 in the year 1991. In the year 2001 it was found to be increased by 72598. What was the population of the city in 2001?
Answer» Population of Bangalore was 235471 in the year 1991. In the year 2001 it was found to be increased by 72598. What was the population of the city in 2001?

Discussion

4926.	The distribution of height of 50 children are given. If the mean height for the distribution is 117.8 cm, then complete the following table.Height110115x1120121125Number of students6814f143
Answer» The distribution of height of 50 children are given. If the mean height for the distribution is 117.8 cm, then complete the following table. $\begin{matrix} H e i g h t & 110 & 115 & x_{1} & 120 & 121 & 125 N u m b e r o f s t u d e n t s & 6 & 8 & 14 & f_{1} & 4 & 3 \end{matrix}$

Discussion

4927.	A 6 inch pizza costs ₹456, then the cost of 11 inch pizza is ___.
Answer» A 6 inch pizza costs ₹456, then the cost of 11 inch pizza is ___.

Discussion

4928.	(− 35) + (− 32) is equal to(a) 67 (b) − 67 (c) − 3 (d) 3
Answer» (− 35) + (− 32) is equal to (a) 67 (b) − 67 (c) − 3 (d) 3

Discussion

4929.	What are decimals ?
Answer» What are decimals ?

Discussion

4930.	Which image correctly shows the line of symmetry for the figure?
Answer» Which image correctly shows the line of symmetry for the figure?

Discussion

4931.	The least multiple of 7 which leaves a remainder of 4, when divided by 6, 9, 15 and 18 is ___.
Answer» The least multiple of 7 which leaves a remainder of 4, when divided by 6, 9, 15 and 18 is ___.

Discussion

4932.	Question 80A swimming pool can be filled in 4 hours by 8 pumps of the same type how many such pumps are required, if the pool is to be filled in 223 hours?
Answer» Question 80 A swimming pool can be filled in 4 hours by 8 pumps of the same type how many such pumps are required, if the pool is to be filled in $2 \frac{2}{3}$ hours?

4932.

Question 80A swimming pool can be filled in 4 hours by 8 pumps of the same type how many such pumps are required, if the pool is to be filled in 223 hours?

Answer»

Question 80

A swimming pool can be filled in 4 hours by 8 pumps of the same type how many such pumps are required, if the pool is to be filled in $2 \frac{2}{3}$ hours?

Discussion

4933.	List down separately all the prime numbers and composite numbers less than 20.
Answer» List down separately all the prime numbers and composite numbers less than 20.

Discussion

4934.	In algebra, the variables are also known as ___
Answer» In algebra, the variables are also known as ___

Discussion

4935.	What fraction of a clockwise revolution does the hour hand turn through when it rotates from: [2 MARKS] a) 3 to 6 b) 6 to 12
Answer» What fraction of a clockwise revolution does the hour hand turn through when it rotates from: [2 MARKS] a) 3 to 6 b) 6 to 12

Discussion

4936.	In the given shelf which is right angled at A, AB = AC = 48 inches. Find the area of the shelf.
Answer» In the given shelf which is right angled at A, AB = AC = 48 inches. Find the area of the shelf.

4936.

In the given shelf which is right angled at A, AB = AC = 48 inches. Find the area of the shelf.

Answer»

In the given shelf which is right angled at A, AB = AC = 48 inches. Find the area of the shelf.

Discussion

4937.	Ram and Shyam were playing. Ram asks Shyam to form numbers using the digits 4,3, 8 and 1. He gives him two different cases 1. Form the greatest four digit number with no repetition of digits. 2. Form the greatest four digit number where a digit can be repeated twice. The numbers formed are
Answer» Ram and Shyam were playing. Ram asks Shyam to form numbers using the digits 4,3, 8 and 1. He gives him two different cases 1. Form the greatest four digit number with no repetition of digits. 2. Form the greatest four digit number where a digit can be repeated twice. The numbers formed are

4937.

Ram and Shyam were playing. Ram asks Shyam to form numbers using the digits 4,3, 8 and 1. He gives him two different cases 1. Form the greatest four digit number with no repetition of digits. 2. Form the greatest four digit number where a digit can be repeated twice. The numbers formed are

Answer»

Ram and Shyam were playing. Ram asks Shyam to form numbers using the digits 4,3, 8 and 1. He gives him two different cases

1. Form the greatest four digit number with no repetition of digits.

2. Form the greatest four digit number where a digit can be repeated twice.

The numbers formed are

Discussion

4938.	Add 2x2−3x+1 to the sum of 3x2−2x and 3x+7.
Answer» Add $2 x^{2} - 3 x + 1$ to the sum of $3 x^{2} - 2 x$ and $3 x + 7$ .

Discussion

4939.	There is a heap of chocolates. You started counting them as 1,2,3....... The set of numbers obtained is known as ___.
Answer» There is a heap of chocolates. You started counting them as 1,2,3....... The set of numbers obtained is known as ___.

Discussion

4940.	find the angke between xaxis and line joining he points (0,0) and(1,2)
Answer» find the angke between xaxis and line joining he points (0,0) and(1,2)

Discussion

4941.	In fig. 38, the value of k is(a) 778 (b) 738 (c) 718 (d) 758
Answer» In fig. 38, the value of k is (a) $\frac{77}{8}$ (b) $\frac{73}{8}$ (c) $\frac{71}{8}$ (d) $\frac{75}{8}$

Discussion

4942.	If the base of a triangle is 24 cm and its height is 48 cm, what will be the area of the triangle in cm2?
Answer» If the base of a triangle is 24 cm and its height is 48 cm, what will be the area of the triangle in $c m^{2}$ ?

Discussion

4943.	Which of the following integers are less than -9?
Answer» Which of the following integers are less than -9?

Discussion

4944.	Which of the given expressions represents the pattern 1, 4, 7, 10, 13..... ?
Answer» Which of the given expressions represents the pattern 1, 4, 7, 10, 13..... ?

Discussion

4945.	(a) How many rational numbers lie between 25 and 65? Mention atleast two. (b) If x=110, y=−38. Evaluate: (x+y),(x−y),(x×y),(x÷y) [3 MARKS]
Answer» (a) How many rational numbers lie between $\frac{2}{5}$ and $\frac{6}{5}$ ? Mention atleast two. (b) If $x = \frac{1}{10}$ , $y = \frac{- 3}{8}$ . Evaluate: $(x + y), (x - y), (x \times y), (x \div y)$ [3 MARKS]

Discussion

4946.	A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. Then, find the difference between total surface areas of the two solids.
Answer» A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. Then, find the difference between total surface areas of the two solids.

Discussion

4947.	What is the derived S.I unit of area?
Answer» What is the derived S.I unit of area?

Discussion

4948.	How much centimeter we have to leave for √7
Answer» How much centimeter we have to leave for √₇

Discussion

4949.	If all the letters of the word CHASM are rearranged to form 5 letter word and are arranged in ascending order as in a dictionary, then the rank of the word CHASM is
Answer» If all the letters of the word $C H A S M$ are rearranged to form $5$ letter word and are arranged in ascending order as in a dictionary, then the rank of the word $C H A S M$ is

Discussion

4950.	The latusrectum of the hyperbola 9x2-16y2+72x-32y-16=0 is _______________________.
Answer» The latusrectum of the hyperbola $9 x^{2} - 16 y^{2} + 72 x - 32 y - 16 = 0$ is _______________________.

Discussion

Explore topic-wise InterviewSolutions in .

The sum of the angles of a polygon is 2160°. What is the sum of the angles of a polygon with one more side? What about a polygon with one side less?

From the figure given below, find the weight of the mangoes in grams.

Question 1 (h) Which is greater: 1.431 or 1.490

Roman Numeral of 51 is _______.

What are the mistakes that may happen while drawing a circle using a compass?

If 15 workers can build a wall in 48 hours, how many workers will be required to do the same work in 30 hours? (Answer in numbers)

What is the difference between positive and non-positive numbers ?

Sum of interior angles of a hexagon is ___.

The numerical coefficient in −37abc is ___

If A = 0320 and A-1 = λ (adj A), then λ = _____________________.

Arrange the given fractions in descending order.

Simplify each of the following:7 × 109

In a floral design made from tiles each of dimensions 40 cm by 60 cm (See figure), find the ratios ofa) The perimeter of the shaded portion to the perimeter of the whole design.b) The area of the shaded portion to the area of the unshaded portion.

Convert 2940 into a decimal fraction.

निम्नलिखित प्रश्नों के उत्तर एक-दो पंक्तियों में दीजिए −जनरल साहब के बावर्ची ने कुत्ते के बारे में क्या बताया?

Find the no of even positive numbers which has five digits

Complete the following series:2, 12, 123, 1345, ?

1. Combien d'argent de poche reçois-tu par mois ou par semaine ?2. Qui te donne cet argent?3. Comment est-ce-que tu gagnes de I'argent?4. Que fais-tu avec cet argent?

Question 10 (i) Indicate which pairs of angles are: Vertically opposite angles?

IF THE EQUATION |X-1|-|X-13|=K HAS EXACTLY ONE SOLUTION , RTHEN NO OF INTEGRAL VALUES OF K IS

If Rs 640 amounts to Rs 768 in 2 years 6 months, what will Rs 850 amount to in 3 years at the same rate per cent per annum?

If A = diag (1, 2, 3), then |A| = ____________.

76. How many 3-digit number are there with distinct odd digits?

Population of Bangalore was 235471 in the year 1991. In the year 2001 it was found to be increased by 72598. What was the population of the city in 2001?

The distribution of height of 50 children are given. If the mean height for the distribution is 117.8 cm, then complete the following table.Height110115x1120121125Number of students6814f143

A 6 inch pizza costs ₹456, then the cost of 11 inch pizza is ___.

(− 35) + (− 32) is equal to(a) 67 (b) − 67 (c) − 3 (d) 3

What are decimals ?

Which image correctly shows the line of symmetry for the figure?

The least multiple of 7 which leaves a remainder of 4, when divided by 6, 9, 15 and 18 is ___.

Question 80A swimming pool can be filled in 4 hours by 8 pumps of the same type how many such pumps are required, if the pool is to be filled in 223 hours?

List down separately all the prime numbers and composite numbers less than 20.

In algebra, the variables are also known as ___

What fraction of a clockwise revolution does the hour hand turn through when it rotates from: [2 MARKS] a) 3 to 6 b) 6 to 12

In the given shelf which is right angled at A, AB = AC = 48 inches. Find the area of the shelf. ​

Ram and Shyam were playing. Ram asks Shyam to form numbers using the digits 4,3, 8 and 1. He gives him two different cases 1. Form the greatest four digit number with no repetition of digits. 2. Form the greatest four digit number where a digit can be repeated twice. The numbers formed are

Add 2x2−3x+1 to the sum of 3x2−2x and 3x+7.

There is a heap of chocolates. You started counting them as 1,2,3....... The set of numbers obtained is known as ___.

find the angke between xaxis and line joining he points (0,0) and(1,2)

In fig. 38, the value of k is(a) 778 (b) 738 (c) 718 (d) 758

If the base of a triangle is 24 cm and its height is 48 cm, what will be the area of the triangle in cm2?

Which of the following integers are less than -9?

Which of the given expressions represents the pattern 1, 4, 7, 10, 13..... ?

(a) How many rational numbers lie between 25 and 65? Mention atleast two. (b) If x=110, y=−38. Evaluate: (x+y),(x−y),(x×y),(x÷y) [3 MARKS]

A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. Then, find the difference between total surface areas of the two solids.

What is the derived S.I unit of area?

How much centimeter we have to leave for √7

If all the letters of the word CHASM are rearranged to form 5 letter word and are arranged in ascending order as in a dictionary, then the rank of the word CHASM is

The latusrectum of the hyperbola 9x2-16y2+72x-32y-16=0 is _______________________.

In the given shelf which is right angled at A, AB = AC = 48 inches. Find the area of the shelf.