16437 + Interview Questions in Mathematics Page 179 InterviewSolution

8901.	The value of 6−(−2) is
Answer» The value of $6 - (- 2)$ is

Discussion

8902.	Write three equivalent fractions for each of the following:(1) (2) (3)
Answer» Write three equivalent fractions for each of the following: (1) (2) (3)

8902.

Write three equivalent fractions for each of the following:(1) (2) (3)

Answer»

Write three equivalent fractions for each of the following:

(1)

(2)

(3)

Discussion

8903.	"कितना कम लेकर ये समाज को कितना अधिक वापस लौटा देती हैं।" इस कथन के आधार पर स्पष्ट करें कि आम जनता की देश की आर्थिक प्रगति में क्या भूमिका है?
Answer» "कितना कम लेकर ये समाज को कितना अधिक वापस लौटा देती हैं।" इस कथन के आधार पर स्पष्ट करें कि आम जनता की देश की आर्थिक प्रगति में क्या भूमिका है?

Discussion

8904.	A mysorepak in venus bakery is of length 6 centimetres, breadth 4 centimetres and height 2 centimetres. The price of each is 4 rupees. When demand increased, the dimensions were all halved as was the price. Appu went to buy a mysorepak. He exclaimed: You should reduce the price to 50 paise!Is Appu right? Check it out.
Answer» A mysorepak in venus bakery is of length 6 centimetres, breadth 4 centimetres and height 2 centimetres. The price of each is 4 rupees. When demand increased, the dimensions were all halved as was the price. Appu went to buy a mysorepak. He exclaimed: You should reduce the price to 50 paise! Is Appu right? Check it out.

8904.

A mysorepak in venus bakery is of length 6 centimetres, breadth 4 centimetres and height 2 centimetres. The price of each is 4 rupees. When demand increased, the dimensions were all halved as was the price. Appu went to buy a mysorepak. He exclaimed: You should reduce the price to 50 paise!Is Appu right? Check it out.

Answer»

A mysorepak in venus bakery is of length 6 centimetres, breadth 4 centimetres and height 2 centimetres. The price of each is 4 rupees. When demand increased, the dimensions were all halved as was the price. Appu went to buy a mysorepak. He exclaimed: You should reduce the price to 50 paise!

Is Appu right? Check it out.

Discussion

8905.	Which of the following letters has a horizontal line of symmetry?
Answer» Which of the following letters has a horizontal line of symmetry?

Discussion

8906.	A space ranger used 6 litres of fuel over the course of 16 hours. The fuel used by him for each hour is
Answer» A space ranger used 6 litres of fuel over the course of 16 hours. The fuel used by him for each hour is

Discussion

8907.	The pictograph shows the number of icecreams sold by an icecream vendor. How many more ice creams did she sell on Tuesday than Wednesday?
Answer» The pictograph shows the number of icecreams sold by an icecream vendor. How many more ice creams did she sell on Tuesday than Wednesday?

Discussion

8908.	The value of 6+6 is equal to
Answer» The value of $6 + 6$ is equal to

Discussion

8909.	There are 40 animals in a zoo out of which 10 animals have been recently transferred from another zoo. What is the fraction of animals that were already present at the zoo?
Answer» There are 40 animals in a zoo out of which 10 animals have been recently transferred from another zoo. What is the fraction of animals that were already present at the zoo?

Discussion

8910.	Let p,q,r denote the statements "It is raining", "It is cold", and "It is pleasant", respectively. Then the statement "It is not raining and it is pleasant, and it is not pleasant only if it is raining and it is cold" is represented by
Answer» Let p,q,r denote the statements "It is raining", "It is cold", and "It is pleasant", respectively. Then the statement "It is not raining and it is pleasant, and it is not pleasant only if it is raining and it is cold" is represented by

Discussion

8911.	What is renal pyramid? What are their parts?
Answer» What is renal pyramid? What are their parts?

Discussion

8912.	A's weight is 50 kg more than that of B. What is the ratio of A's weight to B's weight? (Let's take B's weight as x)
Answer» A's weight is 50 kg more than that of B. What is the ratio of A's weight to B's weight? (Let's take B's weight as x)

Discussion

8913.	A cherry pie was divided into 12 slices. Only the shaded slices have cherry on them. Find the ratio of slices with cherry to the ones without cherry.
Answer» A cherry pie was divided into 12 slices. Only the shaded slices have cherry on them. Find the ratio of slices with cherry to the ones without cherry.

Discussion

8914.	If the ratio of the interior angle to the exterior angle of a regular polygon is 7:2,then the number of sides is : A) 8 B)9 C)10 D)11 Also give me the solution
Answer» If the ratio of the interior angle to the exterior angle of a regular polygon is 7:2,then the number of sides is : A) 8 B)9 C)10 D)11 Also give me the solution

Discussion

8915.	(i) Name the quadrilateral whose all the sides are equal and each angle is 90∘.(ii) How many sides in an octagon?
Answer» (i) Name the quadrilateral whose all the sides are equal and each angle is $90^{\circ}$ . (ii) How many sides in an octagon?

Discussion

8916.	If the angles of the quadrilateral are in the ratio 4:5:3:6; find the measure of each angle.
Answer» If the angles of the quadrilateral are in the ratio 4:5:3:6; find the measure of each angle.

Discussion

8917.	A rectagular tank is 120 cm long, x cm wide and 70 cm depth. It can hold 840,000 cm3 volume of water upto it's full capacity. Find the total surface area of the rectangular prism.
Answer» A rectagular tank is $120 c m$ long, $x c m$ wide and $70 c m$ depth. It can hold $840, 000 {cm}^{3}$ volume of water upto it's full capacity. Find the total surface area of the rectangular prism.

Discussion

8918.	The pair of sides which are not adjacent in a quadrilateral are called ________ edges.
Answer» The pair of sides which are not adjacent in a quadrilateral are called ________ edges.

Discussion

8919.	The current ages of Piyush and Shilpi are in the ratio 1:2. 4 years from now, the ratio of their ages will be 2:3. The current age of Shilpi is
Answer» The current ages of Piyush and Shilpi are in the ratio $1 : 2$ . $4$ years from now, the ratio of their ages will be $2 : 3$ . The current age of Shilpi is

Discussion

8920.	If n is odd positive integer,then n^2-1 is always divisible by
Answer» If n is odd positive integer,then n^2-1 is always divisible by

Discussion

8921.	Mark the correct alternative in each of the following:If 24.125=24+A10+B100+C1000, then A + B + C is(a) 3 (b) 6 (c) 13 (d) 8
Answer» Mark the correct alternative in each of the following: If $24.125 = 24 + \frac{A}{10} + \frac{B}{100} + \frac{C}{1000}$ , then A + B + C is (a) 3 (b) 6 (c) 13 (d) 8

Discussion

8922.	39 If the radius of a circle decreases by 50% then its area will reduce to what percentage?
Answer» 39 If the radius of a circle decreases by 50% then its area will reduce to what percentage?

Discussion

8923.	What must be subtracted from 4x3−3x+5 to get 2x2−3x3+5x−2?
Answer» What must be subtracted from $4 x^{3} - 3 x + 5$ to get $2 x^{2} - 3 x^{3} + 5 x - 2$ ?

Discussion

8924.	Find the average for 135,145,29, and 143.
Answer» Find the average for 135,145,29, and 143.

Discussion

8925.	Translate each of the following statements into an equation, using x as the variable: [4 MARKS] a) 13 subtracted from twice a number gives 3. b) One fifth of a number is 5 less than that number. c) Two-third of number is 12. d) 9 added to twice a number gives 13.
Answer» Translate each of the following statements into an equation, using x as the variable: [4 MARKS] a) 13 subtracted from twice a number gives 3. b) One fifth of a number is 5 less than that number. c) Two-third of number is 12. d) 9 added to twice a number gives 13.

Discussion

8926.	When 2 even numbers are multiplied, the product is always
Answer» When 2 even numbers are multiplied, the product is always

Discussion

8927.

(क) वर्णसंयोजनं कृत्वा पदं कोष्ठके लिखत-यथा- प् + अ + र् + ण् + अ + म् = पर्णम् ख् + अ + न् + इ + त् + र् + अ + म् = प् + उ + र् + आ + ण् + आ + न् + इ = प् + ओ + ष् + अ + क् + आ + ण् + इ = क् + अ + ङ् + क् + अ + त् + अ + म् = (ख) अधोलिखितानां पदानां वर्णविच्छेदं कृरुत-यथा- व्यजनम् = व् + य् + अ + ज् + अ + न् + अ + म् पुस्तकम् = भित्तिकम् = नूतनानि = वातायनम् = उपनेत्रम् =

Answer» (क) वर्णसंयोजनं कृत्वा पदं कोष्ठके लिखत-

यथा-

प् + अ + र् + ण् + अ + म्	=	पर्णम्
ख् + अ + न् + इ + त् + र् + अ + म्	=
प् + उ + र् + आ + ण् + आ + न् + इ	=
प् + ओ + ष् + अ + क् + आ + ण् + इ	=
क् + अ + ङ् + क् + अ + त् + अ + म्	=

(ख) अधोलिखितानां पदानां वर्णविच्छेदं कृरुत-

यथा-

व्यजनम्	=	व् + य् + अ + ज् + अ + न् + अ + म्
पुस्तकम्	=
भित्तिकम्	=
नूतनानि	=
वातायनम्	=
उपनेत्रम्	=

Discussion

8928.	Suppose the demand and supply curves of salt are given by:qD = 1,000 − p qS = 700 + 2p(a) Find the equilibrium price and quantity.(b) Now, suppose that the price of an input that used to produce salt has increased so, that the new supply curve isqS = 400 +2pHow does the equilibrium price and quantity change? Does the change conform to your expectation?(c) Suppose the government has imposed a tax of Rs 3 per unit of sale on salt. How does it affect the equilibrium price and quantity?
Answer» Suppose the demand and supply curves of salt are given by: q^D = 1,000 − p q^S = 700 + 2p (a) Find the equilibrium price and quantity. (b) Now, suppose that the price of an input that used to produce salt has increased so, that the new supply curve is q^S = 400 +2p How does the equilibrium price and quantity change? Does the change conform to your expectation? (c) Suppose the government has imposed a tax of Rs 3 per unit of sale on salt. How does it affect the equilibrium price and quantity?

8928.

Suppose the demand and supply curves of salt are given by:qD = 1,000 − p qS = 700 + 2p(a) Find the equilibrium price and quantity.(b) Now, suppose that the price of an input that used to produce salt has increased so, that the new supply curve isqS = 400 +2pHow does the equilibrium price and quantity change? Does the change conform to your expectation?(c) Suppose the government has imposed a tax of Rs 3 per unit of sale on salt. How does it affect the equilibrium price and quantity?

Answer»

Suppose the demand and supply curves of salt are given by:

q^D = 1,000 − p q^S = 700 + 2p

(a) Find the equilibrium price and quantity.

(b) Now, suppose that the price of an input that used to produce salt has increased so, that the new supply curve is

q^S = 400 +2p

How does the equilibrium price and quantity change? Does the change conform to your expectation?

(c) Suppose the government has imposed a tax of Rs 3 per unit of sale on salt. How does it affect the equilibrium price and quantity?

Discussion

8929.	कथावस्तु के आधार पर आप किसे एकांकी का मुख्य पात्र मानते हैं और क्यों?
Answer» कथावस्तु के आधार पर आप किसे एकांकी का मुख्य पात्र मानते हैं और क्यों?

Discussion

8930.	If in a triangle ABC, 2cosAa+cosBb+2cosCc=abc+bca then the value of the angle A is
Answer» If in a triangle $A B C, \frac{2 cos A}{a} + \frac{cos B}{b} + \frac{2 cos C}{c} = \frac{a}{b c} + \frac{b}{c a}$ then the value of the angle $A$ is

Discussion

8931.	Find the predecessor of 1000
Answer» Find the predecessor of 1000

Discussion

8932.	Fill the blank with a suitanle sign:35 _____ 315
Answer» Fill the blank with a suitanle sign: $\frac{3}{5}$ _____ $\frac{3}{15}$

Discussion

8933.	Question 9 Draw an angle of 40∘ Copy its supplementary angle.
Answer» Question 9 Draw an angle of $40^{\circ}$ Copy its supplementary angle.

8933.

Question 9 Draw an angle of 40∘ Copy its supplementary angle.

Answer»

Question 9

Draw an angle of $40^{\circ}$ Copy its supplementary angle.

Discussion

8934.	Choose the correct pair of a straight line, line segment and a ray.
Answer» Choose the correct pair of a straight line, line segment and a ray.

Discussion

8935.	Manoj has a new house. He to lay tiles on the floor. The size of the room is 9 feet × 12 feet. In the market, there are three kinds of square tiles: 1 feet × 1 feet, 2 feet × 2 feet and 3 feet × 3 feet. Which size of tile should he buy for his room, so that he can lay it without cutting?
Answer» Manoj has a new house. He to lay tiles on the floor. The size of the room is 9 feet × 12 feet. In the market, there are three kinds of square tiles: 1 feet × 1 feet, 2 feet × 2 feet and 3 feet × 3 feet. Which size of tile should he buy for his room, so that he can lay it without cutting?

Discussion

8936.	Sort the following algebraic equations according to the decreasing order of the values of their unknowns.
Answer» Sort the following algebraic equations according to the decreasing order of the values of their unknowns.

Discussion

8937.	The length of a rectangular table is 9 m and its breadth is 6 m. The area of the table is sq m.
Answer» The length of a rectangular table is 9 m and its breadth is 6 m. The area of the table is sq m.

Discussion

8938.	Identify how the dice will look if its side, top and front views are as shown in the figure.
Answer» Identify how the dice will look if its side, top and front views are as shown in the figure.

8938.

Identify how the dice will look if its side, top and front views are as shown in the figure.

Answer»

Identify how the dice will look if its side, top and front views are as shown in the figure.

Discussion

8939.	Identify the instances at which, the hour hand and the minute hand of your clock will be perpendicular to each other?
Answer» Identify the instances at which, the hour hand and the minute hand of your clock will be perpendicular to each other?

Discussion

8940.	Subtract 2.89 from 4.5
Answer» Subtract 2.89 from 4.5

Discussion

8941.	If the side of a cube is 18 cm, what will be its volume?
Answer» If the side of a cube is $18$ cm, what will be its volume?

Discussion

8942.	Find all the natural numbers which are less than 24 and also coprime to it.
Answer» Find all the natural numbers which are less than 24 and also coprime to it.

Discussion

8943.	In a right angled triangle ,the side opposite to the right angle is called the __________
Answer» In a right angled triangle ,the side opposite to the right angle is called the __________

Discussion

8944.	What is the value of the figure below in the tally chart? [2 MARKS]
Answer» What is the value of the figure below in the tally chart? [2 MARKS]

8944.

What is the value of the figure below in the tally chart? [2 MARKS]

Answer»

What is the value of the figure below in the tally chart? [2 MARKS]

Discussion

8945.	Caroline learns 4 math ideas in 2 days. Assuming her rate of learning math stays the same, how many days will it take for her to learn 28 new math ideas?
Answer» Caroline learns $4$ math ideas in $2$ days. Assuming her rate of learning math stays the same, how many days will it take for her to learn $28$ new math ideas?

Discussion

8946.	The digit in the hundredths place in the number 567.3254 is .
Answer» The digit in the hundredths place in the number 567.3254 is .

Discussion

8947.	How many litres of pure acid is there in 8 litres of a 20% solution?
Answer» How many litres of pure acid is there in 8 litres of a 20% solution?

Discussion

8948.	Refer the figure and select the statements that are true.
Answer» Refer the figure and select the statements that are true.

8948.

Refer the figure and select the statements that are true.

Answer»

Refer the figure and select the statements that are true.

Discussion

8949.

Question 3(ii)Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed:17y,y17,5z

Answer»

Question 3(ii)

Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed:

$17 y, \frac{y}{17}, 5 z$

Discussion

8950.

What is the value of a, b, c and d?

Answer»

What is the value of a, b, c and d?

Discussion

Explore topic-wise InterviewSolutions in .

The value of 6−(−2) is

Write three equivalent fractions for each of the following:(1) (2) (3)

Which of the following letters has a horizontal line of symmetry?

A space ranger used 6 litres of fuel over the course of 16 hours. The fuel used by him for each hour is

The pictograph shows the number of icecreams sold by an icecream vendor. How many more ice creams did she sell on Tuesday than Wednesday?

The value of 6+6 is equal to

There are 40 animals in a zoo out of which 10 animals have been recently transferred from another zoo. What is the fraction of animals that were already present at the zoo?

Let p,q,r denote the statements "It is raining", "It is cold", and "It is pleasant", respectively. Then the statement "It is not raining and it is pleasant, and it is not pleasant only if it is raining and it is cold" is represented by

What is renal pyramid? What are their parts?

A's weight is 50 kg more than that of B. What is the ratio of A's weight to B's weight? (Let's take B's weight as x)

A cherry pie was divided into 12 slices. Only the shaded slices have cherry on them. Find the ratio of slices with cherry to the ones without cherry.

If the ratio of the interior angle to the exterior angle of a regular polygon is 7:2,then the number of sides is : A) 8 B)9 C)10 D)11 Also give me the solution

(i) Name the quadrilateral whose all the sides are equal and each angle is 90∘.(ii) How many sides in an octagon?

If the angles of the quadrilateral are in the ratio 4:5:3:6; find the measure of each angle.

A rectagular tank is 120 cm long, x cm wide and 70 cm depth. It can hold 840,000 cm3 volume of water upto it's full capacity. Find the total surface area of the rectangular prism.

The pair of sides which are not adjacent in a quadrilateral are called ________ edges.

The current ages of Piyush and Shilpi are in the ratio 1:2. 4 years from now, the ratio of their ages will be 2:3. The current age of Shilpi is

If n is odd positive integer,then n^2-1 is always divisible by

Mark the correct alternative in each of the following:If 24.125=24+A10+B100+C1000, then A + B + C is(a) 3 (b) 6 (c) 13 (d) 8

39 If the radius of a circle decreases by 50% then its area will reduce to what percentage?

What must be subtracted from 4x3−3x+5 to get 2x2−3x3+5x−2?

Find the average for 135,145,29, and 143.

Translate each of the following statements into an equation, using x as the variable: [4 MARKS] a) 13 subtracted from twice a number gives 3. b) One fifth of a number is 5 less than that number. c) Two-third of number is 12. d) 9 added to twice a number gives 13.

When 2 even numbers are multiplied, the product is always

कथावस्तु के आधार पर आप किसे एकांकी का मुख्य पात्र मानते हैं और क्यों?

If in a triangle ABC, 2cosAa+cosBb+2cosCc=abc+bca then the value of the angle A is

Find the predecessor of 1000

Fill the blank with a suitanle sign:35 _____ 315

Question 9 Draw an angle of 40∘ Copy its supplementary angle.

Choose the correct pair of a straight line, line segment and a ray.

Manoj has a new house. He to lay tiles on the floor. The size of the room is 9 feet × 12 feet. In the market, there are three kinds of square tiles: 1 feet × 1 feet, 2 feet × 2 feet and 3 feet × 3 feet. Which size of tile should he buy for his room, so that he can lay it without cutting?

Sort the following algebraic equations according to the decreasing order of the values of their unknowns.

The length of a rectangular table is 9 m and its breadth is 6 m. The area of the table is sq m.

Identify how the dice will look if its side, top and front views are as shown in the figure.

Identify the instances at which, the hour hand and the minute hand of your clock will be perpendicular to each other?

Subtract 2.89 from 4.5

If the side of a cube is 18 cm, what will be its volume?

Find all the natural numbers which are less than 24 and also coprime to it.

In a right angled triangle ,the side opposite to the right angle is called the __________

What is the value of the figure below in the tally chart? [2 MARKS]

Caroline learns 4 math ideas in 2 days. Assuming her rate of learning math stays the same, how many days will it take for her to learn 28 new math ideas?

The digit in the hundredths place in the number 567.3254 is .

How many litres of pure acid is there in 8 litres of a 20% solution?

Refer the figure and select the statements that are true.

Question 3(ii)Identify the operations used (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed:17y,y17,5z

What is the value of a, b, c and d?