16437 + Interview Questions in Mathematics Page 54 InterviewSolution

2651.	17.No. Of three digit number is such that at least one of the digits is 9 if repeatations allowed is
Answer» 17.No. Of three digit number is such that at least one of the digits is 9 if repeatations allowed is

Discussion

2652.	Draw grid of 16 squares and make patterns with 28 red, 12 green and 14 yellow.
Answer» Draw grid of 16 squares and make patterns with $\frac{2}{8}$ red, $\frac{1}{2}$ green and $\frac{1}{4}$ yellow.

Discussion

2653.	Choose the correct option for the following decimal expansion (2×1000)+(8×100)+(1×1)+(7×110)+(5×1100)
Answer» Choose the correct option for the following decimal expansion $(2 \times 1000) + (8 \times 100) + (1 \times 1) + (7 \times \frac{1}{10}) + (5 \times \frac{1}{100})$

2653.

Choose the correct option for the following decimal expansion (2×1000)+(8×100)+(1×1)+(7×110)+(5×1100)

Answer»

Choose the correct option for the following decimal expansion

$(2 \times 1000) + (8 \times 100) + (1 \times 1) + (7 \times \frac{1}{10}) + (5 \times \frac{1}{100})$

Discussion

2654.	Simplify(i) 151234 (ii) 34-2 (iii) 17-34 (iv) 25-2-3 (v) 654 (vi) 6752 (vii) 23-45 (viii) 583-2 (ix) 3461 (x) 25-32
Answer» Simplify (i) ${[{(\frac{15}{12})}^{3}]}^{4}$ (ii) ${(3^{4})}^{- 2}$ (iii) ${({(\frac{1}{7})}^{- 3})}^{4}$ (iv) ${({(\frac{2}{5})}^{- 2})}^{- 3}$ (v) ${(6^{5})}^{4}$ (vi) ${[{(\frac{6}{7})}^{5}]}^{2}$ (vii) ${[{(\frac{2}{3})}^{- 4}]}^{5}$ (viii) ${[{(\frac{5}{8})}^{3}]}^{- 2}$ (ix) ${[{(\frac{3}{4})}^{6}]}^{1}$ (x) ${[{(\frac{2}{5})}^{- 3}]}^{2}$

Discussion

2655.	A shopkeeper sells a refrigerator for Rs 12,500 with a loss of Rs 1500. Find the price at which he had bought it from dealer. Also calculate the loss percent.
Answer» A shopkeeper sells a refrigerator for Rs 12,500 with a loss of Rs 1500. Find the price at which he had bought it from dealer. Also calculate the loss percent.

Discussion

2656.	A cake was shared by three friends.Pradeep ate 2/5 of the cake,Rajeev ate 3/8 of the cake and Rakesh ate the rest of the cake .Who get the biggest share of the cake
Answer» A cake was shared by three friends.Pradeep ate 2/5 of the cake,Rajeev ate 3/8 of the cake and Rakesh ate the rest of the cake .Who get the biggest share of the cake

Discussion

2657.	Draw an angle of measure 45° and bisect it.
Answer» Draw an angle of measure 45° and bisect it.

Discussion

2658.	Three bells ring at intervals of 3,5, and 7 seconds, respectively. If they ring together, how many times do they ring together in the next 7 minutes?
Answer» Three bells ring at intervals of $3, 5,$ and $7$ seconds, respectively. If they ring together, how many times do they ring together in the next $7$ minutes?

Discussion

2659.	On 31st March, 2019, after the closing of the accounts, the Capital Accounts of P, Q and R stood in the books of the firm at ₹ 40,000; ₹ 30,000 and ₹ 20,000 respectively. Subsequently, it was noticed that interest on capital 5% had been omitted. Profit for the year ended 31st March, 2019 was ₹ 60,000 and the partners' drawings had been P – ₹ 10,000, Q – ₹ 7,500 and R – ₹ 4,500. Profit-sharing ratio of P, Q and R is 3 : 2 : 1. Give necessary adjustment entry.
Answer» On 31st March, 2019, after the closing of the accounts, the Capital Accounts of P, Q and R stood in the books of the firm at ₹ 40,000; ₹ 30,000 and ₹ 20,000 respectively. Subsequently, it was noticed that interest on capital 5% had been omitted. Profit for the year ended 31st March, 2019 was ₹ 60,000 and the partners' drawings had been P – ₹ 10,000, Q – ₹ 7,500 and R – ₹ 4,500. Profit-sharing ratio of P, Q and R is 3 : 2 : 1. Give necessary adjustment entry.

Discussion

2660.	A rectangular aquarium, is 25 filled.When 16 liters of water is added,the aquarium is 23 filled. Find the height of the aquarium if the length and width are 50 cm and 40 cm respectively.
Answer» A rectangular aquarium, is $\frac{2}{5}$ filled.When 16 liters of water is added,the aquarium is $\frac{2}{3}$ filled. Find the height of the aquarium if the length and width are 50 cm and 40 cm respectively.

Discussion

2661.	Question 82 Express 6.03 as a mixed fraction.
Answer» Question 82 Express 6.03 as a mixed fraction.

2661.

Question 82 Express 6.03 as a mixed fraction.

Answer»

Question 82

Express 6.03 as a mixed fraction.

Discussion

2662.	Question 11(c)Out of 1800 students in a school, 750 opted basketball, 800 opted cricket and remaining opted table tennis. If a student can opt only one game, find the ratio of:The number of students who opted basketball to the total number of students.
Answer» Question 11(c) Out of 1800 students in a school, 750 opted basketball, 800 opted cricket and remaining opted table tennis. If a student can opt only one game, find the ratio of: The number of students who opted basketball to the total number of students.

2662.

Question 11(c)Out of 1800 students in a school, 750 opted basketball, 800 opted cricket and remaining opted table tennis. If a student can opt only one game, find the ratio of:The number of students who opted basketball to the total number of students.

Answer»

Question 11(c)

Out of 1800 students in a school, 750 opted basketball, 800 opted cricket and remaining opted table tennis. If a student can opt only one game, find the ratio of:

The number of students who opted basketball to the total number of students.

Discussion

2663.	'उसकी माँ' के आधार पर अपनी माँ के बारे में एक कहानी लिखिए।
Answer» 'उसकी माँ' के आधार पर अपनी माँ के बारे में एक कहानी लिखिए।

Discussion

2664.	The biggest 4 digit number formed by using each of the digits 5,7,8,9, without repetition is
Answer» The biggest 4 digit number formed by using each of the digits 5,7,8,9, without repetition is

Discussion

2665.

Analyse the following transactions , state the nature of accounts and state which account will be debited and which account credited: S.No Particulars ₹ (i) Lal started business with cash 3,00,000 (ii) Purchased furniture for cash from Shanti Furniture House 75,000 (iii) Purchase goods for cash 55,000 (iv) Sold goods for cash to Pal 35,000 (v) Sold goods to Om on credit 60,000 (vi) Deposited cash in bank for opening an account 70,000 (vii) Received a cheque from Om 20,000 (viii) Deposited Om's cheque the next day (ix) Borrowed from Sohan 1,00,000 (x) Purchased furniture from Haryana safe 50,000 (xi) Paid interest on loan 10,000 (xii) Paid rent by cheque 4,000 (xiii) Paid salary to staff 14,000 (xiv) Witrhdrew cash for personal use 5,000

Answer» Analyse the following transactions , state the nature of accounts and state which account will be debited and which account credited:

S.No	Particulars	₹
(i)	Lal started business with cash	3,00,000
(ii)	Purchased furniture for cash from Shanti Furniture House	75,000
(iii)	Purchase goods for cash	55,000
(iv)	Sold goods for cash to Pal	35,000
(v)	Sold goods to Om on credit	60,000
(vi)	Deposited cash in bank for opening an account	70,000
(vii)	Received a cheque from Om	20,000
(viii)	Deposited Om's cheque the next day
(ix)	Borrowed from Sohan	1,00,000
(x)	Purchased furniture from Haryana safe	50,000
(xi)	Paid interest on loan	10,000
(xii)	Paid rent by cheque	4,000
(xiii)	Paid salary to staff	14,000
(xiv)	Witrhdrew cash for personal use	5,000

Discussion

2666.

Find the mean of the following data. Data 1 Data 2 Data 3 Data 4 Data 5 13579

Answer»

Find the mean of the following data.

Data 1	Data 2	Data 3	Data 4	Data 5
$1$	$3$	$5$	$7$	$9$

Discussion

2667.	What is area? How we can calculate the area of rectangle?
Answer» What is area? How we can calculate the area of rectangle?

Discussion

2668.	If all the diagonal are drawn from a vertax of an n-gon, then how many triangles are formed
Answer» If all the diagonal are drawn from a vertax of an n-gon, then how many triangles are formed

Discussion

2669.	Every whole number except is a natural number.
Answer» Every whole number except is a natural number.

Discussion

2670.	Number of rounds we go around a circle to make 720∘ angle is
Answer» Number of rounds we go around a circle to make $720^{\circ}$ angle is

Discussion

2671.	The set (A U B") U (B intersection C) is equal to
Answer» The set (A U B") U (B intersection C) is equal to

Discussion

2672.	What is a perfect number? Is 496 a perfect number?
Answer» What is a perfect number? Is 496 a perfect number?

Discussion

2673.	If A and B are two matrices of orders a × 3 and 3 × b respectively such that AB exists and is of order 2 × 4. Then, (a, b) = ___________.
Answer» If A and B are two matrices of orders a × 3 and 3 × b respectively such that AB exists and is of order 2 × 4. Then, (a, b) = ___________.

Discussion

2674.	A cup is 13 full of milk. What part of the cup is still to be filled by milk to make it full?
Answer» A cup is $\frac{1}{3}$ full of milk. What part of the cup is still to be filled by milk to make it full?

Discussion

2675.	ntIf the edge length of a cube is 400 pm, its body diagonal is?n
Answer» ntIf the edge length of a cube is 400 pm, its body diagonal is?n

Discussion

2676.	Two water taps together can fill a tank in 178 hours. The tap with longer diameter takes 2 hours less than the tap with the smaller one to fill the tank separately. Find the time in which each tap can fill the tank separately.
Answer» Two water taps together can fill a tank in $1 \frac{7}{8}$ hours. The tap with longer diameter takes 2 hours less than the tap with the smaller one to fill the tank separately. Find the time in which each tap can fill the tank separately.

Discussion

2677.	The average of 3.5 and 3.5 is _________
Answer» The average of 3.5 and 3.5 is _________

Discussion

2678.	The number of people of Math City and their age group is recorded. The data is shown in the histogram below:Which age group of people of Math City is least in number?
Answer» The number of people of Math City and their age group is recorded. The data is shown in the histogram below: Which age group of people of Math City is least in number?

Discussion

2679.	राम के वन-गमन के बाद उनकी वस्तुओं को देखकर माँ कौशल्या कैसा अनुभव करती हैं? अपने शब्दों में स्पष्ट कीजिए।
Answer» राम के वन-गमन के बाद उनकी वस्तुओं को देखकर माँ कौशल्या कैसा अनुभव करती हैं? अपने शब्दों में स्पष्ट कीजिए।

Discussion

2680.	What is used to construct circles?
Answer» What is used to construct circles?

Discussion

2681.	A cube of edge ‘k’ is divided into ‘n’ equal cubes. Determine the edge of the new cube.
Answer» A cube of edge ‘k’ is divided into ‘n’ equal cubes. Determine the edge of the new cube.

Discussion

2682.	Question 69. 3.25 ___ 3.4
Answer» Question 69. 3.25 ___ 3.4

Discussion

2683.	The predecessor of -5 is ___
Answer» The predecessor of -5 is ___

Discussion

2684.	Shivaji galloped with his horse for 21 km. He crossed the river which was 13 the length he covered with the horse. Since his horse developed an injury, he had to trudge along with his horse and cover the remaining distance which was 4 times the breadth of the river. Calculate the total distance covered by him.
Answer» Shivaji galloped with his horse for 21 km. He crossed the river which was $\frac{1}{3}$ the length he covered with the horse. Since his horse developed an injury, he had to trudge along with his horse and cover the remaining distance which was 4 times the breadth of the river. Calculate the total distance covered by him.

Discussion

2685.	What precautions will you take while measuring the length of a line segment with a scale?
Answer» What precautions will you take while measuring the length of a line segment with a scale?

Discussion

2686.	ABCD and PQRC are rectangles, where Q is mid-point of AC. Prove that:(i) DP=PC(ii) PR=1/2AC
Answer» ABCD and PQRC are rectangles, where Q is mid-point of AC. Prove that: (i) DP=PC (ii) PR=1/2AC

Discussion

2687.	In how many ways can the letter of the word PERMUTATIONS be arranged (1) There are always 4 lettet between P and S
Answer» In how many ways can the letter of the word PERMUTATIONS be arranged (1) There are always 4 lettet between P and S

Discussion

2688.	The missing term (?) in −9−?=−2 is .
Answer» The missing term $(?)$ in $- 9 - ? = - 2$ is .

Discussion

2689.	Let a and b be two variables that can take any value .Then a+b = b+a, which property is used here?
Answer» Let a and b be two variables that can take any value .Then a+b = b+a, which property is used here?

Discussion

2690.	Question 31 What will be the area of the largest square that can be cut - out of a circle of radius 10 cm? (a) 100 cm2 (b) 200 cm2 (c) 300 cm2 (d) 400 cm2
Answer» Question 31 What will be the area of the largest square that can be cut - out of a circle of radius 10 cm? (a) $100 c m^{2}$ (b) $200 c m^{2}$ (c) $300 c m^{2}$ (d) $400 c m^{2}$

2690.

Question 31 What will be the area of the largest square that can be cut - out of a circle of radius 10 cm? (a) 100 cm2 (b) 200 cm2 (c) 300 cm2 (d) 400 cm2

Answer»

Question 31

What will be the area of the largest square that can be cut - out of a circle of radius 10 cm?

(a) $100 c m^{2}$ (b) $200 c m^{2}$
(c) $300 c m^{2}$ (d) $400 c m^{2}$

Discussion

2691.	If Alex drives a car at a speed of 52 miles per hour for 8 hours then how far does he travel?
Answer» If Alex drives a car at a speed of 52 miles per hour for 8 hours then how far does he travel?

Discussion

2692.	The complement of 40∘ is:
Answer» The complement of $40^{\circ}$ is:

Discussion

2693.	Question 9There are 102 teachers in a school of 3300 students. Find the ratio of the number of teachers to the number of students.
Answer» Question 9 There are 102 teachers in a school of 3300 students. Find the ratio of the number of teachers to the number of students.

2693.

Question 9There are 102 teachers in a school of 3300 students. Find the ratio of the number of teachers to the number of students.

Answer»

Question 9

There are 102 teachers in a school of 3300 students. Find the ratio of the number of teachers to the number of students.

Discussion

2694.	'Subtract nine from fifteen and divide the result by four', can be expressed mathematically as,
Answer» 'Subtract nine from fifteen and divide the result by four', can be expressed mathematically as,

Discussion

2695.	Find the LCM of 64 and 48 using ladder diagram.
Answer» Find the LCM of $64$ and $48$ using ladder diagram.

Discussion

2696.	If a point Q lies on x-axis such that PQ+QR is minimum, where P≡(2,1),R≡(4,−2), then PQ:QR is equal to
Answer» If a point $Q$ lies on $x$ -axis such that $P Q + Q R$ is minimum, where $P \equiv (2, 1), R \equiv (4, - 2)$ , then $P Q : Q R$ is equal to

Discussion

2697.	How do we represent 0.123¯¯¯¯¯¯¯¯456 in fraction?
Answer» How do we represent $0.123 ¯ ¯¯¯¯¯¯ ¯ 456$ in fraction?

Discussion

2698.	Q. Six faces of a cube are painted in a manner that no two adjacent faces have the samecolour. The three colours used are red, blue and green. The cube is cut into 36 cubes in a manner that 32 cubes are of smaller same size and 4 cubes are of bigger size. Each bigger cube has no red face.A) How many cubes in all have red face? (1) 8 (2) 16 (3) 20 (4) 32B) How many cubes have only one face coloured? (1) 0 (2) 16 (3) 8 (4) 20C) How many cubes have three faces painted? (1) 8 (2) 20 (3) 16 (4) 28D) How many cubes have only two faces painted? (1) 28 (2) 20 (3) 16 (4) 8
Answer» Q. Six faces of a cube are painted in a manner that no two adjacent faces have the same colour. The three colours used are red, blue and green. The cube is cut into 36 cubes in a manner that 32 cubes are of smaller same size and 4 cubes are of bigger size. Each bigger cube has no red face. A) How many cubes in all have red face? (1) 8 (2) 16 (3) 20 (4) 32 B) How many cubes have only one face coloured? (1) 0 (2) 16 (3) 8 (4) 20 C) How many cubes have three faces painted? (1) 8 (2) 20 (3) 16 (4) 28 D) How many cubes have only two faces painted? (1) 28 (2) 20 (3) 16 (4) 8

Discussion

2699.	Merry wants to buy 3 teddy bears worth $12.5 each, but the seller tells her that she can get three teddy bears at 2.25 times the price of one of them. Merry then, pays $ to the seller to purchase the 3 teddy bears.
Answer» Merry wants to buy 3 teddy bears worth $$ 12.5$ each, but the seller tells her that she can get three teddy bears at 2.25 times the price of one of them. Merry then, pays $ to the seller to purchase the 3 teddy bears.

Discussion

2700.	Question 1Write True or False and give reasons for your answer:An angle of 52.5∘ can be constructed.
Answer» Question 1 Write True or False and give reasons for your answer: An angle of ${52.5}^{\circ}$ can be constructed.

Discussion

Explore topic-wise InterviewSolutions in .

17.No. Of three digit number is such that at least one of the digits is 9 if repeatations allowed is

Draw grid of 16 squares and make patterns with 28 red, 12 green and 14 yellow.

Choose the correct option for the following decimal expansion (2×1000)+(8×100)+(1×1)+(7×110)+(5×1100)

Simplify(i) 151234 (ii) 34-2 (iii) 17-34 (iv) 25-2-3 (v) 654 (vi) 6752 (vii) 23-45 (viii) 583-2 (ix) 3461 (x) 25-32

A shopkeeper sells a refrigerator for Rs 12,500 with a loss of Rs 1500. Find the price at which he had bought it from dealer. Also calculate the loss percent.

A cake was shared by three friends.Pradeep ate 2/5 of the cake,Rajeev ate 3/8 of the cake and Rakesh ate the rest of the cake .Who get the biggest share of the cake

Draw an angle of measure 45° and bisect it.

Three bells ring at intervals of 3,5, and 7 seconds, respectively. If they ring together, how many times do they ring together in the next 7 minutes?

A rectangular aquarium, is 25 filled.When 16 liters of water is added,the aquarium is 23 filled. Find the height of the aquarium if the length and width are 50 cm and 40 cm respectively.

Question 82 Express 6.03 as a mixed fraction.

Question 11(c)Out of 1800 students in a school, 750 opted basketball, 800 opted cricket and remaining opted table tennis. If a student can opt only one game, find the ratio of:The number of students who opted basketball to the total number of students.

'उसकी माँ' के आधार पर अपनी माँ के बारे में एक कहानी लिखिए।

The biggest 4 digit number formed by using each of the digits 5,7,8,9, without repetition is

Find the mean of the following data. Data 1 Data 2 Data 3 Data 4 Data 5 13579

What is area? How we can calculate the area of rectangle?

If all the diagonal are drawn from a vertax of an n-gon, then how many triangles are formed

Every whole number except is a natural number.

Number of rounds we go around a circle to make 720∘ angle is

The set (A U B") U (B intersection C) is equal to

What is a perfect number? Is 496 a perfect number?

If A and B are two matrices of orders a × 3 and 3 × b respectively such that AB exists and is of order 2 × 4. Then, (a, b) = ___________.

A cup is 13 full of milk. What part of the cup is still to be filled by milk to make it full?

ntIf the edge length of a cube is 400 pm, its body diagonal is?n

Two water taps together can fill a tank in 178 hours. The tap with longer diameter takes 2 hours less than the tap with the smaller one to fill the tank separately. Find the time in which each tap can fill the tank separately.

The average of 3.5 and 3.5 is _________

The number of people of Math City and their age group is recorded. The data is shown in the histogram below:Which age group of people of Math City is least in number?

राम के वन-गमन के बाद उनकी वस्तुओं को देखकर माँ कौशल्या कैसा अनुभव करती हैं? अपने शब्दों में स्पष्ट कीजिए।

What is used to construct circles?

A cube of edge ‘k’ is divided into ‘n’ equal cubes. Determine the edge of the new cube.

Question 69. 3.25 ___ 3.4

The predecessor of -5 is ___

What precautions will you take while measuring the length of a line segment with a scale?

ABCD and PQRC are rectangles, where Q is mid-point of AC. Prove that:(i) DP=PC(ii) PR=1/2AC

In how many ways can the letter of the word PERMUTATIONS be arranged (1) There are always 4 lettet between P and S

The missing term (?) in −9−?=−2 is .

Let a and b be two variables that can take any value .Then a+b = b+a, which property is used here?

Question 31 What will be the area of the largest square that can be cut - out of a circle of radius 10 cm? (a) 100 cm2 (b) 200 cm2 (c) 300 cm2 (d) 400 cm2

If Alex drives a car at a speed of 52 miles per hour for 8 hours then how far does he travel?

The complement of 40∘ is:

Question 9There are 102 teachers in a school of 3300 students. Find the ratio of the number of teachers to the number of students.

'Subtract nine from fifteen and divide the result by four', can be expressed mathematically as,

Find the LCM of 64 and 48 using ladder diagram.

If a point Q lies on x-axis such that PQ+QR is minimum, where P≡(2,1),R≡(4,−2), then PQ:QR is equal to

How do we represent 0.123¯¯¯¯¯¯¯¯456 in fraction?

Merry wants to buy 3 teddy bears worth $12.5 each, but the seller tells her that she can get three teddy bears at 2.25 times the price of one of them. Merry then, pays $ to the seller to purchase the 3 teddy bears.

Question 1Write True or False and give reasons for your answer:An angle of 52.5∘ can be constructed.