19743 + Interview Questions in Mathematics Page 66 InterviewSolution

3251.	45 pencils are to be distributed among 9 students. Each student will get pencils each.
Answer» $45$ pencils are to be distributed among $9$ students. Each student will get pencils each.

Discussion

3252.	In the adjoining figure given below ST∥QR, then what is the value of y?
Answer» In the adjoining figure given below $S T ∥ Q R$ , then what is the value of y?

3252.

In the adjoining figure given below ST∥QR, then what is the value of y?

Answer»

In the adjoining figure given below $S T ∥ Q R$ , then what is the value of y?

Discussion

3253.	P = 78 and Q = 87 ; Which is greater P or Q? Ans: ___.
Answer» P = $\frac{7}{8}$ and Q = $\frac{8}{7}$ ; Which is greater P or Q? Ans: ___.

Discussion

3254.	Answer the following questions.(i) If A - B - C and d(A,C) = 17, d(B,C) = 6.5 then d(A,B) = ?(ii) If P - Q - R and d(P,Q) = 3.4, d(Q,R)= 5.7 then d(P,R) = ?
Answer» Answer the following questions. (i) If A - B - C and d(A,C) = 17, d(B,C) = 6.5 then d(A,B) = ? (ii) If P - Q - R and d(P,Q) = 3.4, d(Q,R)= 5.7 then d(P,R) = ?

Discussion

3255.	In a park of dimensions 20m×15m, there is an L shaped 1m wide flower bed as shown in the figure. Find the total cost of manuring for the flower bed at the rate of ₹ 45 per m2.
Answer» In a park of dimensions $20 m \times 15 m$ , there is an L shaped 1m wide flower bed as shown in the figure. Find the total cost of manuring for the flower bed at the rate of ₹ 45 per $m^{2}$ .

Discussion

3256.	Observe the given bar graph and tap on the bar corresponding to the highest scorer.
Answer» Observe the given bar graph and tap on the bar corresponding to the highest scorer.

Discussion

3257.	Question 48Fill in the blanks to make the statements true.Cube of a number ending in 7 will end in the digit ___
Answer» Question 48 Fill in the blanks to make the statements true. Cube of a number ending in 7 will end in the digit ___

3257.

Question 48Fill in the blanks to make the statements true.Cube of a number ending in 7 will end in the digit ___

Answer»

Question 48

Fill in the blanks to make the statements true.

Cube of a number ending in 7 will end in the digit ___

Discussion

3258.	Q. ज्वार के महत्व के संदर्भ में निम्नलिखित पर विचार कीजिए: 1. नेविगेशन 2. जल से प्रदूषण को दूर करना 3. विद्युत उत्पादन 4. जहाजों के आवागमन में आसानी उपरोक्त कथनों में से कौन सा सत्य है / हैं?
Answer» Q. ज्वार के महत्व के संदर्भ में निम्नलिखित पर विचार कीजिए: 1. नेविगेशन 2. जल से प्रदूषण को दूर करना 3. विद्युत उत्पादन 4. जहाजों के आवागमन में आसानी उपरोक्त कथनों में से कौन सा सत्य है / हैं?

3258.

Q. ज्वार के महत्व के संदर्भ में निम्नलिखित पर विचार कीजिए: 1. नेविगेशन 2. जल से प्रदूषण को दूर करना 3. विद्युत उत्पादन 4. जहाजों के आवागमन में आसानी उपरोक्त कथनों में से कौन सा सत्य है / हैं?

Answer»

Q. ज्वार के महत्व के संदर्भ में निम्नलिखित पर विचार कीजिए:

1. नेविगेशन

2. जल से प्रदूषण को दूर करना

3. विद्युत उत्पादन

4. जहाजों के आवागमन में आसानी

उपरोक्त कथनों में से कौन सा सत्य है / हैं?

Discussion

3259.	In the given figure, for what value of 'x' will AB \|\| CD?
Answer» In the given figure, for what value of 'x' will AB \|\| CD?

3259.

In the given figure, for what value of 'x' will AB || CD?

Answer»

In the given figure, for what value of 'x' will AB || CD?

Discussion

3260.	A's age is 50 more than that of B. What is the ratio of A's age to B's age? (Let's take B's age as x)
Answer» A's age is $50$ more than that of B. What is the ratio of A's age to B's age? (Let's take B's age as $x$ )

Discussion

3261.	Question 65 In questions 60 to 79, state whether the statements are True or False. 75%=43
Answer» Question 65 In questions 60 to 79, state whether the statements are True or False. $75 % = \frac{4}{3}$

3261.

Question 65 In questions 60 to 79, state whether the statements are True or False. 75%=43

Answer»

Question 65

In questions 60 to 79, state whether the statements are True or False.
$75 % = \frac{4}{3}$

Discussion

3262.	Aman went to the shopping mall for buying a washing machine. The cost of the washing machine was ₹25,000. A discount of 15% was offered on it. Calculate the price of the washing machine after discount.
Answer» Aman went to the shopping mall for buying a washing machine. The cost of the washing machine was ₹25,000. A discount of 15% was offered on it. Calculate the price of the washing machine after discount.

Discussion

3263.	If p=3 and q=4, then find the value of 3p2q2.
Answer» If $p = 3$ and $q = 4$ , then find the value of $3 p^{2} q^{2}$ .

Discussion

3264.	Find the angle ∠a for the below figure. degrees. Here the parallel lines are shown by arrow marks.
Answer» Find the angle ∠a for the below figure. degrees. Here the parallel lines are shown by arrow marks.

Discussion

3265.	Is it possible to obtain precise data points from a grouped frequency table? Answer in Yes/No.
Answer» Is it possible to obtain precise data points from a grouped frequency table? Answer in Yes/No.

Discussion

3266.	if n is a positive integer then prove that n3 can be expressed as 3m ,3m+1 or 3m+8
Answer» if n is a positive integer then prove that n3 can be expressed as 3m ,3m+1 or 3m+8

Discussion

3267.	Question 15If the probability of an event is P, then the probability of its completmentry event will be(a) P - 1(b) P(c) 1 - P(d) 1−1P
Answer» Question 15 If the probability of an event is P, then the probability of its completmentry event will be (a) P - 1 (b) P (c) 1 - P (d) $1 - \frac{1}{P}$

Discussion

3268.	Convert the Base 5 numerals into Base 10.(a) 41(5)(b) 132(5)(c) 204(5)
Answer» Convert the Base 5 numerals into Base 10. (a) 41₍₅₎ (b) 132₍₅₎ (c) 204₍₅₎

3268.

Convert the Base 5 numerals into Base 10.(a) 41(5)(b) 132(5)(c) 204(5)

Answer»

Convert the Base 5 numerals into Base 10.

(a) 41₍₅₎

(b) 132₍₅₎

(c) 204₍₅₎

Discussion

3269.	Find the next two terms in the sequence :Z3A, Y6B, X9C, W12D, V15E, _______, _______.
Answer» Find the next two terms in the sequence : Z3A, Y6B, X9C, W12D, V15E, _______, _______.

Discussion

3270.	Write a rational number equal to 47 with 63 as the denominator.
Answer» Write a rational number equal to $\frac{4}{7}$ with 63 as the denominator.

Discussion

3271.

The number of chickens in a farm house with respect to their weight are as follows: Weight (kg) Number Chickens 0≤Weight<2 30 2≤Weight<4 40 4≤Weight<6 20 When this data is plotted on a histogram, the height of the bar corresponding to the medium-weight range chickens is units.

Answer» The number of chickens in a farm house with respect to their weight are as follows:

Weight (kg)
Number Chickens

$0 \leq Weight < 2$	$30$
$2 \leq Weight < 4$	$40$
$4 \leq Weight < 6$	$20$

When this data is plotted on a histogram, the height of the bar corresponding to the medium-weight range chickens is units.

Discussion

3272.	भाई के बुलाने पर घर लौटते समय लेखक के मन में किस बात का डर था?
Answer» भाई के बुलाने पर घर लौटते समय लेखक के मन में किस बात का डर था?

Discussion

3273.	1500 families with 2 children were selected randomly, and the following data were recorded. Number of girls in a family210Number of families300500700 Compute the probability of a family chosen at random having 2 girls.
Answer» 1500 families with 2 children were selected randomly, and the following data were recorded. $\begin{matrix} Number of girls in a family & 2 & 1 & 0 Number of families & 300 & 500 & 700 \end{matrix}$ Compute the probability of a family chosen at random having 2 girls.

3273.

1500 families with 2 children were selected randomly, and the following data were recorded. Number of girls in a family210Number of families300500700 Compute the probability of a family chosen at random having 2 girls.

Answer»

1500 families with 2 children were selected randomly, and the following data were recorded.

$\begin{matrix} Number of girls in a family & 2 & 1 & 0 Number of families & 300 & 500 & 700 \end{matrix}$

Compute the probability of a family chosen at random having 2 girls.

Discussion

3274.	Find the value of the following expressions, when x = − 1: (i) 2x − 7 (ii) − x + 2 (iii) x2 + 2x + 1 (iv) 2x2 − x − 2
Answer» Find the value of the following expressions, when x = − 1: (i) 2x − 7 (ii) − x + 2 (iii) x² + 2x + 1 (iv) 2x² − x − 2

3274.

Find the value of the following expressions, when x = − 1: (i) 2x − 7 (ii) − x + 2 (iii) x2 + 2x + 1 (iv) 2x2 − x − 2

Answer»

Find the
value of the following expressions, when x = − 1:

(i) 2x
− 7 (ii) − x + 2 (iii) x² + 2x
+ 1

(iv) 2x²
− x − 2

Discussion

3275.	Set up the equation and solve it to find the unknown number in the following case: Ibenhal thinks of a number. If she adds 19 to it divides the sum by 5, she will get 8.
Answer» Set up the equation and solve it to find the unknown number in the following case: Ibenhal thinks of a number. If she adds $19$ to it divides the sum by $5$ , she will get $8$ .

Discussion

3276.	How to solve 115/7÷125/7
Answer» How to solve 115/7÷125/7

Discussion

3277.	what is the meaning of {}_3^{10}C in subset
Answer» what is the meaning of {}_3^{10}C in subset

Discussion

3278.	Creditors on 1st April, 2018 were ₹ 15,000, Purchases on credit were ₹ 30,000, Cash paid to Creditors during 2018-19 was ₹ 20,000, Returns Outward (regarding credit purchases) were ₹ 1,000 and Bills Payable accepted during the year were ₹ 10,000. Find the balance of Creditors on 31st March, 2019.
Answer» Creditors on 1st April, 2018 were ₹ 15,000, Purchases on credit were ₹ 30,000, Cash paid to Creditors during 2018-19 was ₹ 20,000, Returns Outward (regarding credit purchases) were ₹ 1,000 and Bills Payable accepted during the year were ₹ 10,000. Find the balance of Creditors on 31st March, 2019.

Discussion

3279.	Is 3!+4!=7!?
Answer» Is $3! + 4! = 7! ?$

Discussion

3280.	If PQRS is a rectangle, then the length of each diagonal is:
Answer» If PQRS is a rectangle, then the length of each diagonal is:

Discussion

3281.	What is the sum of 9x and 3x?
Answer» What is the sum of 9x and 3x?

Discussion

3282.	Shade a quarter in the given image.
Answer» Shade a quarter in the given image.

Discussion

3283.	What is the measure of each equilateral triangle
Answer» What is the measure of each equilateral triangle

Discussion

3284.	Simplify and express the following in exponential form:(i) 23×34×43×32
Answer» Simplify and express the following in exponential form: (i) $\frac{2^{3} \times 3^{4} \times 4}{3 \times 32}$

Discussion

3285.	Find the ratio of 65 to 105.
Answer» Find the ratio of 65 to 105.

Discussion

3286.	Solve the following:(1) What number should be multiplied by (−6) to get (+30) as product?(2) If then, find the missing term.(3) What number is multiplied by (−15) to get the product as (+90)(4) If then, find the missing integer.(5) If then, find the missing integer.
Answer» Solve the following: (1) What number should be multiplied by (−6) to get (+30) as product? (2) If then, find the missing term. (3) What number is multiplied by (−15) to get the product as (+90) (4) If then, find the missing integer. (5) If then, find the missing integer.

3286.

Solve the following:(1) What number should be multiplied by (−6) to get (+30) as product?(2) If then, find the missing term.(3) What number is multiplied by (−15) to get the product as (+90)(4) If then, find the missing integer.(5) If then, find the missing integer.

Answer»

Solve the following:

(1) What number should be multiplied by (−6) to get (+30) as product?

(2) If then, find the missing term.

(3) What number is multiplied by (−15) to get the product as (+90)

(4) If then, find the missing integer.

(5) If then, find the missing integer.

Discussion

3287.	The radius of a circular pond is 10 m. Find the cost of cementing a circular platform of width 4 m around the pond at the rate of ₹30 per square metre.
Answer» The radius of a circular pond is 10 m. Find the cost of cementing a circular platform of width 4 m around the pond at the rate of ₹30 per square metre.

Discussion

3288.	Sam has to invest some money in a bank offering Simple Interest at 10% rate of interest, how much principal amount should Sam invest for two years to get $ 250 as interest?250
Answer» Sam has to invest some money in a bank offering Simple Interest at $10 %$ rate of interest, how much principal amount should Sam invest for two years to get $$ 250$ as interest? 250

Discussion

3289.	How the equation 3x−4=5 looks like after removing the constant on the left side of the equation?
Answer» How the equation $3 x - 4 = 5$ looks like after removing the constant on the left side of the equation?

Discussion

3290.	It seemed like a forever journey for Jack as he was moving towards Cottage city. He remembered that his famous work on time travel was criticized everywhere. Maybe people in future now are making fun of him. For his work, he was nominated for the “Excellence Award”. He then checked the status of the number of votes he got.Find the frequency of people voting for Jack.___.
Answer» It seemed like a forever journey for Jack as he was moving towards Cottage city. He remembered that his famous work on time travel was criticized everywhere. Maybe people in future now are making fun of him. For his work, he was nominated for the “Excellence Award”. He then checked the status of the number of votes he got. Find the frequency of people voting for Jack. ___.

3290.

It seemed like a forever journey for Jack as he was moving towards Cottage city. He remembered that his famous work on time travel was criticized everywhere. Maybe people in future now are making fun of him. For his work, he was nominated for the “Excellence Award”. He then checked the status of the number of votes he got.Find the frequency of people voting for Jack.___.

Answer»

It seemed like a forever journey for Jack as he was moving towards Cottage city. He remembered that his famous work on time travel was criticized everywhere. Maybe people in future now are making fun of him. For his work, he was nominated for the “Excellence Award”. He then checked the status of the number of votes he got.

Find the frequency of people voting for Jack.

___.

Discussion

3291.	Missing term 1729 = 360 ; 1698 = 575 ; 2049 = 224 ; 6921 = ??
Answer» Missing term 1729 = 360 ; 1698 = 575 ; 2049 = 224 ; 6921 = ??

Discussion

3292.	Among the following which has a two-dimensional shape?
Answer» Among the following which has a two-dimensional shape?

Discussion

3293.	Find the Principal.Amount = Rs.3,960; time = 4 years; rate of interest = 8% p.a
Answer» Find the Principal. Amount = Rs.3,960; time = 4 years; rate of interest = 8% p.a

3293.

Find the Principal.Amount = Rs.3,960; time = 4 years; rate of interest = 8% p.a

Answer»

Find the Principal.

Amount = Rs.3,960; time = 4 years; rate of interest = 8% p.a

Discussion

3294.	Find the squares of the following numbers using the formula.(a + b)2 = a2 + 2ab + b2
Answer» Find the squares of the following numbers using the formula. (a + b)² = a² + 2ab + b²

3294.

Find the squares of the following numbers using the formula.(a + b)2 = a2 + 2ab + b2

Answer»

Find the squares of the following numbers using the formula.

(a + b)² = a² + 2ab + b²

Discussion

3295.	If a polyhedron has six faces eight vertices find the number of edges
Answer» If a polyhedron has six faces eight vertices find the number of edges

Discussion

3296.	A toy manufacturer produces dolls and machine guns under the constraints:(a) he cannot produce more than 6 dolls per day and more than 5 machine guns per day. (b)he must use minimum of 3 hours of labour per day. (c) the raw materials available is atmost 63 units per day. If 2 hours of labour is required to produce a doll or a machine gun whereas 7 units of raw material is required for a doll and 9 units for a machine gun,construct the problem
Answer» A toy manufacturer produces dolls and machine guns under the constraints:(a) he cannot produce more than 6 dolls per day and more than 5 machine guns per day. (b)he must use minimum of 3 hours of labour per day. (c) the raw materials available is atmost 63 units per day. If 2 hours of labour is required to produce a doll or a machine gun whereas 7 units of raw material is required for a doll and 9 units for a machine gun,construct the problem

Discussion

3297.	If 35 of a number exceeds its 27 by 44. Find the number.
Answer» If $\frac{3}{5}$ of a number exceeds its $\frac{2}{7}$ by 44. Find the number.

Discussion

3298.	Give the order of rotational symmetry for given figure.
Answer» Give the order of rotational symmetry for given figure.

Discussion

3299.	Find the missing values in the place value expansion of 713.317 given below:7×a+1×10+3×b+3×c+1100+7×d
Answer» Find the missing values in the place value expansion of 713.317 given below: $7 \times a + 1 \times 10 + 3 \times b + 3 \times c + \frac{1}{100} + 7 \times d$

3299.

Find the missing values in the place value expansion of 713.317 given below:7×a+1×10+3×b+3×c+1100+7×d

Answer»

Find the missing values in the place value expansion of 713.317 given below:

$7 \times a + 1 \times 10 + 3 \times b + 3 \times c + \frac{1}{100} + 7 \times d$

Discussion

3300.

Suppose you are having a 6 slice pizza (cut equally into 6 pieces). After having a slice of pizza, the pizza left on the plate gives the percentage of pizza consumed in the form of: It can be represented using what?

Answer»

Suppose you are having a 6 slice pizza (cut equally into 6 pieces). After having a slice of pizza, the pizza left on the plate gives the percentage of pizza consumed in the form of:

It can be represented using what?

Discussion

Explore topic-wise InterviewSolutions in .

45 pencils are to be distributed among 9 students. Each student will get pencils each.

In the adjoining figure given below ST∥QR, then what is the value of y?

P = 78 and Q = 87 ; Which is greater P or Q? Ans: ___.

Answer the following questions.(i) If A - B - C and d(A,C) = 17, d(B,C) = 6.5 then d(A,B) = ?(ii) If P - Q - R and d(P,Q) = 3.4, d(Q,R)= 5.7 then d(P,R) = ?

In a park of dimensions 20m×15m, there is an L shaped 1m wide flower bed as shown in the figure. Find the total cost of manuring for the flower bed at the rate of ₹ 45 per m2.

Observe the given bar graph and tap on the bar corresponding to the highest scorer.

Question 48Fill in the blanks to make the statements true.Cube of a number ending in 7 will end in the digit ___

In the given figure, for what value of 'x' will AB || CD?

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

Question 65 In questions 60 to 79, state whether the statements are True or False. 75%=43

Aman went to the shopping mall for buying a washing machine. The cost of the washing machine was ₹25,000. A discount of 15% was offered on it. Calculate the price of the washing machine after discount.

If p=3 and q=4, then find the value of 3p2q2.

Find the angle ∠a for the below figure. degrees. Here the parallel lines are shown by arrow marks.

Is it possible to obtain precise data points from a grouped frequency table? Answer in Yes/No.

if n is a positive integer then prove that n3 can be expressed as 3m ,3m+1 or 3m+8

Question 15If the probability of an event is P, then the probability of its completmentry event will be(a) P - 1(b) P(c) 1 - P(d) 1−1P

Convert the Base 5 numerals into Base 10.(a) 41(5)(b) 132(5)(c) 204(5)

Find the next two terms in the sequence :Z3A, Y6B, X9C, W12D, V15E, _______, _______.

Write a rational number equal to 47 with 63 as the denominator.

The number of chickens in a farm house with respect to their weight are as follows: Weight (kg) Number Chickens 0≤Weight&lt;2 30 2≤Weight&lt;4 40 4≤Weight&lt;6 20 When this data is plotted on a histogram, the height of the bar corresponding to the medium-weight range chickens is units.

भाई के बुलाने पर घर लौटते समय लेखक के मन में किस बात का डर था?

1500 families with 2 children were selected randomly, and the following data were recorded. Number of girls in a family210Number of families300500700 Compute the probability of a family chosen at random having 2 girls.

Find the value of the following expressions, when x = − 1: (i) 2x − 7 (ii) − x + 2 (iii) x2 + 2x + 1 (iv) 2x2 − x − 2

Set up the equation and solve it to find the unknown number in the following case: Ibenhal thinks of a number. If she adds 19 to it divides the sum by 5, she will get 8.

How to solve 11*5/7÷12*5/7

what is the meaning of {}_3^{10}C in subset

Is 3!+4!=7!?

If PQRS is a rectangle, then the length of each diagonal is:

What is the sum of 9x and 3x?

Shade a quarter in the given image.

What is the measure of each equilateral triangle

Simplify and express the following in exponential form:(i) 23×34×43×32

Find the ratio of 65 to 105.

Solve the following:(1) What number should be multiplied by (−6) to get (+30) as product?(2) If then, find the missing term.(3) What number is multiplied by (−15) to get the product as (+90)(4) If then, find the missing integer.(5) If then, find the missing integer.

The radius of a circular pond is 10 m. Find the cost of cementing a circular platform of width 4 m around the pond at the rate of ₹30 per square metre.

Sam has to invest some money in a bank offering Simple Interest at 10% rate of interest, how much principal amount should Sam invest for two years to get $ 250 as interest?250

How the equation 3x−4=5 looks like after removing the constant on the left side of the equation?

Missing term 1729 = 360 ; 1698 = 575 ; 2049 = 224 ; 6921 = ??

Among the following which has a two-dimensional shape?

Find the Principal.Amount = Rs.3,960; time = 4 years; rate of interest = 8% p.a

Find the squares of the following numbers using the formula.(a + b)2 = a2 + 2ab + b2

If a polyhedron has six faces eight vertices find the number of edges

If 35 of a number exceeds its 27 by 44. Find the number.

Give the order of rotational symmetry for given figure.

Find the missing values in the place value expansion of 713.317 given below:7×a+1×10+3×b+3×c+1100+7×d

Suppose you are having a 6 slice pizza (cut equally into 6 pieces). After having a slice of pizza, the pizza left on the plate gives the percentage of pizza consumed in the form of: It can be represented using what?

Find the next two terms in the sequence :Z3A, Y6B, X9C, W12D, V15E, _, _.

The number of chickens in a farm house with respect to their weight are as follows: Weight (kg) Number Chickens 0≤Weight<2 30 2≤Weight<4 40 4≤Weight<6 20 When this data is plotted on a histogram, the height of the bar corresponding to the medium-weight range chickens is units.

How to solve 115/7÷125/7