19743 + Interview Questions in Mathematics Page 132 InterviewSolution

6551.	9.A boy leaves from home for school at a distance of 2km he walks with 4 km/h sewing the school closed he comes back with speed 6km/h. Find average velocity and average speed in 30 min, 40 min and 50 min
Answer» 9.A boy leaves from home for school at a distance of 2km he walks with 4 km/h sewing the school closed he comes back with speed 6km/h. Find average velocity and average speed in 30 min, 40 min and 50 min

Discussion

6552.	Evaluate the following expression : ( 22+ 1) × (102 ÷4 −20) 25
Answer» Evaluate the following expression : $(2^{2} + 1) \times (10^{2} \div 4 - 20)$ 25

Discussion

6553.	If the perimeter of a square is 20 cm, what is its area?
Answer» If the perimeter of a square is 20 cm, what is its area?

Discussion

6554.	A plane is flying at the height of 5000m above the sea level. At a particular point, it is exactly above a sub marine floating1200m below the sea level. What is the vertical distance between them? [4 MARKS]
Answer» A plane is flying at the height of 5000m above the sea level. At a particular point, it is exactly above a sub marine floating1200m below the sea level. What is the vertical distance between them? [4 MARKS]

Discussion

6555.	तुमने इस पाठ में गुड़ियाघर के बारे में पढ़ा। पता करो कि 'चिड़ियाघर', 'सिनेमाघर' और 'किताबघर' कौन और क्यों बनवाता है? तुम इनमें से अपनी पसंद के किसी एक घर के बारे में बताओ जहाँ तुम्हें जाना बेहद पसंद हो।
Answer» तुमने इस पाठ में गुड़ियाघर के बारे में पढ़ा। पता करो कि 'चिड़ियाघर', 'सिनेमाघर' और 'किताबघर' कौन और क्यों बनवाता है? तुम इनमें से अपनी पसंद के किसी एक घर के बारे में बताओ जहाँ तुम्हें जाना बेहद पसंद हो।

Discussion

6556.	five ordinary dice are rolled simu†an eously the probalbility that the sum of five numbers shown is equal to 16 i
Answer» five ordinary dice are rolled simu†an eously the probalbility that the sum of five numbers shown is equal to 16 i

Discussion

6557.	Statement 1: It is possible to construct a unique triangle when the measurements of two sides and non-included angle are given.Statement 2: It is possible to construct a triangle when the measurements of two sides and included angle are given.Choose the correct option.
Answer» Statement 1: It is possible to construct a unique triangle when the measurements of two sides and non-included angle are given. Statement 2: It is possible to construct a triangle when the measurements of two sides and included angle are given. Choose the correct option.

6557.

Statement 1: It is possible to construct a unique triangle when the measurements of two sides and non-included angle are given.Statement 2: It is possible to construct a triangle when the measurements of two sides and included angle are given.Choose the correct option.

Answer»

Statement 1: It is possible to construct a unique triangle when the measurements of two sides and non-included angle are given.

Statement 2: It is possible to construct a triangle when the measurements of two sides and included angle are given.

Choose the correct option.

Discussion

6558.	0.3+0.4 is equal to _________.
Answer» $0.3 + 0.4$ is equal to _________.

Discussion

6559.	The following pie-chart represents the marks scored by a student. If he obtained 540 as total marks, then the difference in the marks obtained in Maths and English is _______.
Answer» The following pie-chart represents the marks scored by a student. If he obtained 540 as total marks, then the difference in the marks obtained in Maths and English is _______.

6559.

The following pie-chart represents the marks scored by a student. If he obtained 540 as total marks, then the difference in the marks obtained in Maths and English is _______.

Answer»

The following pie-chart represents the marks scored by a student. If he obtained 540 as total marks, then the difference in the marks obtained in Maths and English is _______.

Discussion

6560.	What is a 3-D shape and a 2-D shape? Give examples. [3 MARKS]
Answer» What is a 3-D shape and a 2-D shape? Give examples. [3 MARKS]

Discussion

6561.	Determine if the following numbers are in proportion:15, 45, 40, 120
Answer» Determine if the following numbers are in proportion: 15, 45, 40, 120

Discussion

6562.	A rectangle has width of w inches and height of h inches . Area(in inch2) of the rectangle is
Answer» A rectangle has width of $w$ inches and height of $h$ inches . Area(in inch $^{2}$ ) of the rectangle is

Discussion

6563.	Write all the steps of construction of traingle from two sides of 4 cm and 7 cm and an included angle of 30⁰.
Answer» Write all the steps of construction of traingle from two sides of 4 cm and 7 cm and an included angle of 30⁰.

Discussion

6564.	If the random error in the arithmetic mean of 50 observations is alpha, then the random error in the arithmetic mean of 150 observations would be?
Answer» If the random error in the arithmetic mean of 50 observations is alpha, then the random error in the arithmetic mean of 150 observations would be?

Discussion

6565.	In the given figure, lines l and m intersect each other at a point. Which of the following can be false?
Answer» In the given figure, lines l and m intersect each other at a point. Which of the following can be false?

Discussion

6566.	Two dice are thrown simultaneously. The probability of getting a multiple of 3 on one dice and a prime number on the other is
Answer» Two dice are thrown simultaneously. The probability of getting a multiple of 3 on one dice and a prime number on the other is

Discussion

6567.	In Fig. 42, ABCD is a parallelogram in which AD = 21 cm, DH =18 cm and DK = 27 cm.The perimeter of the parallelogram is(a) 105 cm (b) 84.5 cm (c) 169 cm (d) 52.5 cm
Answer» In Fig. 42, ABCD is a parallelogram in which AD = 21 cm, DH =18 cm and DK = 27 cm. The perimeter of the parallelogram is (a) 105 cm (b) 84.5 cm (c) 169 cm (d) 52.5 cm

Discussion

6568.	In the given figure, the value of x is(a) 12(b) 15(c) 20(d) 30
Answer» In the given figure, the value of x is (a) 12 (b) 15 (c) 20 (d) 30

Discussion

6569.	This line graph shows the mid-day temperature over a period of 7 days. What was the lowest temperature and on which day did it occur?
Answer» This line graph shows the mid-day temperature over a period of 7 days. What was the lowest temperature and on which day did it occur?

6569.

This line graph shows the mid-day temperature over a period of 7 days. What was the lowest temperature and on which day did it occur?

Answer»

This line graph shows the mid-day temperature over a period of 7 days.

What was the lowest temperature and on which day did it occur?

Discussion

6570.	2x×3x=
Answer» $2 x \times \frac{3}{x} =$

Discussion

6571.	Question 99 (iii)Use a ruler to measure the distance in cm between the places joined by dotted lines.If the map has been drawn using the scale, 1 cm : 10 km, find the actual distances between House and School.
Answer» Question 99 (iii) Use a ruler to measure the distance in cm between the places joined by dotted lines. If the map has been drawn using the scale, 1 cm : 10 km, find the actual distances between House and School.

Discussion

6572.	What is significant figure of 5.248cm?
Answer» What is significant figure of 5.248cm?

Discussion

6573.	4x^2-4ax+(a^2-b^2)=0solve
Answer» 4x^2-4ax+(a^2-b^2)=0 solve

Discussion

6574.	Question 73(iv) The bar graph given below shows the marks of students of a class in a particular subject: Study the bar graph and answer the following questions : If students who scored marks above 80 are given merits, then how many merit holders are three?
Answer» Question 73(iv) The bar graph given below shows the marks of students of a class in a particular subject: Study the bar graph and answer the following questions : If students who scored marks above 80 are given merits, then how many merit holders are three?

Discussion

6575.	Construct a right triangle whose one side is 3.5 cm and the sum of the other side and the hypotenuse is 5.5 cm.
Answer» Construct a right triangle whose one side is 3.5 cm and the sum of the other side and the hypotenuse is 5.5 cm.

Discussion

6576.	Question 56 Following cards are put facing down : AEIOU What is the chance of drawing out (a) a vowel (b) a card marked U? (c) A or I (d) a consonant?
Answer» Question 56 Following cards are put facing down : $\begin{matrix} A & E & I & O & U \end{matrix}$ What is the chance of drawing out (a) a vowel (b) a card marked U? (c) A or I (d) a consonant?

Discussion

6577.

Write up the following transactions in the Journal of Ashok and post them to the Ledger for April, 2017. Also, prepare the Trial Balance as on 30th April, 2017. 2017 ₹ April 1 Commenced business with cash 40,000 April 2 Deposited in bank 30,000 April 5 Bought goods for cash 5,000 April 7 Sold goods to Amit 2,500 April 9 Bought goods from Parvat 5,100 April 12 Received cash from Amit 1,950 Discount allowed 50 April 13 Paid cash to Parvat 3,900 Discount allowed by him 100 April 14 Received cash for goods sold 2,750 April 15 Bought goods from Dinesh 2,350 April 16 Withdrew cash for private expenses 1,000 April 17 Received cash from Amit and deposited into bank 500 April 20 Paid sundry trade expenses 250 April 25 Paid rent 450 April 28 Paid cash to Dinesh 2,300 Discount allowed by him 50 April 29 Goods sold to Romy 4,750 April 30 Paid for carriage 50

Answer» Write up the following transactions in the Journal of Ashok and post them to the Ledger for April, 2017. Also, prepare the Trial Balance as on 30th April, 2017.

2017		₹
April 1	Commenced business with cash	40,000
April 2	Deposited in bank	30,000
April 5	Bought goods for cash	5,000
April 7	Sold goods to Amit	2,500
April 9	Bought goods from Parvat	5,100
April 12	Received cash from Amit	1,950
	Discount allowed	50
April 13	Paid cash to Parvat	3,900
	Discount allowed by him	100
April 14	Received cash for goods sold	2,750
April 15	Bought goods from Dinesh	2,350
April 16	Withdrew cash for private expenses	1,000
April 17	Received cash from Amit and deposited into bank	500
April 20	Paid sundry trade expenses	250
April 25	Paid rent	450
April 28	Paid cash to Dinesh	2,300
	Discount allowed by him	50
April 29	Goods sold to Romy	4,750
April 30	Paid for carriage	50

Discussion

6578.	what is bcc and fcc lattice
Answer» what is bcc and fcc lattice

Discussion

6579.	Find the perimeter of the triangle given below in cm.150
Answer» Find the perimeter of the triangle given below in cm. 150

Discussion

6580.	Sum of two integers is −32. If one of them is 26, then find the other.
Answer» Sum of two integers is $- 32.$ If one of them is $26,$ then find the other.

Discussion

6581.	Which of the following solids have the maximum number of vertices?
Answer» Which of the following solids have the maximum number of vertices?

Discussion

6582.	Convert 1 kilogram to centigrams.
Answer» Convert 1 kilogram to centigrams.

Discussion

6583.	A sum of money at simple interest amounts to ₹815 in 3 years and to ₹854 in 4 years. What is the sum invested?
Answer» A sum of money at simple interest amounts to ₹815 in 3 years and to ₹854 in 4 years. What is the sum invested?

Discussion

6584.	Draw any line segment.Without measuring,construct a copy of.
Answer» Draw any line segment. Without measuring, construct a copy of.

Discussion

6585.	how to construct parallel lines using compass
Answer» how to construct parallel lines using compass

Discussion

6586.	The income and savings of an employee are in the ratio 11 : 2. If his expenditure is Rs 5346, then find his income and savings.
Answer» The income and savings of an employee are in the ratio 11 : 2. If his expenditure is Rs 5346, then find his income and savings.

Discussion

6587.	If these triangles are congruent, then choose the property by which they are congruent.
Answer» If these triangles are congruent, then choose the property by which they are congruent.

Discussion

6588.	If an+1+bn+1an+bn is the A.M. of a and b, then n = ___________.
Answer» If $\frac{a^{n + 1} + b^{n + 1}}{a^{n} + b^{n}}$ is the A.M. of a and b, then n = ___________.

Discussion

6589.	Number of ways for a person A to travel from (0,0) to (16,16) in the coordinate plane by moving one unit in the positive x or y direction at a time, such that A changes direction an odd number of times, is equal to
Answer» Number of ways for a person $A$ to travel from $(0, 0)$ to $(16, 16)$ in the coordinate plane by moving one unit in the positive $x$ or $y$ direction at a time, such that $A$ changes direction an odd number of times, is equal to

Discussion

6590.	38.If in triangle ABC, D is the midpoint of side BC , angle ABC=30^° ,then angle BAD and angle ABC are respectively equal to
Answer» 38.If in triangle ABC, D is the midpoint of side BC , angle ABC=30^° ,then angle BAD and angle ABC are respectively equal to

Discussion

6591.	The 6 elements of a triangle are'a' sides and'b'angles. Find the value of a×b./
Answer» The 6 elements of a triangle are'a' sides and'b'angles. Find the value of a×b./

Discussion

6592.	Question 53 (h) Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial. Area of a square with side x.
Answer» Question 53 (h) Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial. Area of a square with side x.

6592.

Question 53 (h) Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial. Area of a square with side x.

Answer»

Question 53 (h)

Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial.

Area of a square with side x.

Discussion

6593.	Solve the following inequation: 13x−5<15x+4<7x+12,x∈R.
Answer» Solve the following inequation: $13 x - 5 < 15 x + 4 < 7 x + 12, x \in R$ .

6593.

Solve the following inequation: 13x−5<15x+4<7x+12,x∈R.

Answer»

Solve the following inequation:

$13 x - 5 < 15 x + 4 < 7 x + 12, x \in R$ .

Discussion

6594.	Question 78A car can travel 240km in 15 litres of petrol. How much distance will it travel in 25 litres of petrol?
Answer» Question 78 A car can travel 240km in 15 litres of petrol. How much distance will it travel in 25 litres of petrol?

6594.

Question 78A car can travel 240km in 15 litres of petrol. How much distance will it travel in 25 litres of petrol?

Answer»

Question 78

A car can travel 240km in 15 litres of petrol. How much distance will it travel in 25 litres of petrol?

Discussion

6595.	Meet saves Rs 400 from her salary. If this is 10% of her salary. What is her salary? [4 MARKS]
Answer» Meet saves Rs 400 from her salary. If this is $10 %$ of her salary. What is her salary? [4 MARKS]

Discussion

6596.	(−374)÷(−17)= ______.
Answer» $(- 374) \div (- 17) =$ ______.

Discussion

6597.	Ted took out his notes and saw following questions: 1: Find 9×(−5) 2: Find (−11)×(−7) 3: Find (−9)×(−3)×(−2)×10 Sum of the values obtained in questions 1,2 and 3 is _______.
Answer» Ted took out his notes and saw following questions: 1: Find $9 \times (- 5)$ 2: Find $(- 11) \times (- 7)$ 3: Find $(- 9) \times (- 3) \times (- 2) \times 10$ Sum of the values obtained in questions $1, 2$ and $3$ is _______.

6597.

Ted took out his notes and saw following questions: 1: Find 9×(−5) 2: Find (−11)×(−7) 3: Find (−9)×(−3)×(−2)×10 Sum of the values obtained in questions 1,2 and 3 is _______.

Answer»

Ted took out his notes and saw following questions:
1: Find $9 \times (- 5)$

2: Find $(- 11) \times (- 7)$

3: Find $(- 9) \times (- 3) \times (- 2) \times 10$

Sum of the values obtained in questions $1, 2$ and $3$ is _______.

Discussion

6598.	How many non-face cards are present in a deck of 52 cards?
Answer» How many non-face cards are present in a deck of $52$ cards?

Discussion

6599.	Express 216 in exponential form.
Answer» Express 216 in exponential form.

Discussion

6600.	is root of 2 greater than cube root of 2 ?
Answer» is root of 2 greater than cube root of 2 ?

Discussion

Explore topic-wise InterviewSolutions in .

9.A boy leaves from home for school at a distance of 2km he walks with 4 km/h sewing the school closed he comes back with speed 6km/h. Find average velocity and average speed in 30 min, 40 min and 50 min

Evaluate the following expression : ( 22+ 1) × (102 ÷4 −20) 25

If the perimeter of a square is 20 cm, what is its area?

A plane is flying at the height of 5000m above the sea level. At a particular point, it is exactly above a sub marine floating1200m below the sea level. What is the vertical distance between them? [4 MARKS]

five ordinary dice are rolled simu†an eously the probalbility that the sum of five numbers shown is equal to 16 i

Statement 1: It is possible to construct a unique triangle when the measurements of two sides and non-included angle are given.Statement 2: It is possible to construct a triangle when the measurements of two sides and included angle are given.Choose the correct option.

0.3+0.4 is equal to _________.

The following pie-chart represents the marks scored by a student. If he obtained 540 as total marks, then the difference in the marks obtained in Maths and English is _______.

What is a 3-D shape and a 2-D shape? Give examples. [3 MARKS]

Determine if the following numbers are in proportion:15, 45, 40, 120

A rectangle has width of w inches and height of h inches . Area(in inch2) of the rectangle is

Write all the steps of construction of traingle from two sides of 4 cm and 7 cm and an included angle of 30⁰.

If the random error in the arithmetic mean of 50 observations is alpha, then the random error in the arithmetic mean of 150 observations would be?

In the given figure, lines l and m intersect each other at a point. Which of the following can be false?

Two dice are thrown simultaneously. The probability of getting a multiple of 3 on one dice and a prime number on the other is

In Fig. 42, ABCD is a parallelogram in which AD = 21 cm, DH =18 cm and DK = 27 cm.The perimeter of the parallelogram is(a) 105 cm (b) 84.5 cm (c) 169 cm (d) 52.5 cm

In the given figure, the value of x is(a) 12(b) 15(c) 20(d) 30

This line graph shows the mid-day temperature over a period of 7 days. What was the lowest temperature and on which day did it occur?

2x×3x=

Question 99 (iii)Use a ruler to measure the distance in cm between the places joined by dotted lines.If the map has been drawn using the scale, 1 cm : 10 km, find the actual distances between House and School.

What is significant figure of 5.248cm?

4x^2-4ax+(a^2-b^2)=0solve

Question 73(iv) The bar graph given below shows the marks of students of a class in a particular subject: Study the bar graph and answer the following questions : If students who scored marks above 80 are given merits, then how many merit holders are three?

Construct a right triangle whose one side is 3.5 cm and the sum of the other side and the hypotenuse is 5.5 cm.

Question 56 Following cards are put facing down : AEIOU What is the chance of drawing out (a) a vowel (b) a card marked U? (c) A or I (d) a consonant?

what is bcc and fcc lattice

Find the perimeter of the triangle given below in cm.150

Sum of two integers is −32. If one of them is 26, then find the other.

Which of the following solids have the maximum number of vertices?

Convert 1 kilogram to centigrams.

A sum of money at simple interest amounts to ₹815 in 3 years and to ₹854 in 4 years. What is the sum invested?

Draw any line segment.Without measuring,construct a copy of.

how to construct parallel lines using compass

The income and savings of an employee are in the ratio 11 : 2. If his expenditure is Rs 5346, then find his income and savings.

If these triangles are congruent, then choose the property by which they are congruent.

If an+1+bn+1an+bn is the A.M. of a and b, then n = ___________.

Number of ways for a person A to travel from (0,0) to (16,16) in the coordinate plane by moving one unit in the positive x or y direction at a time, such that A changes direction an odd number of times, is equal to

38.If in triangle ABC, D is the midpoint of side BC , angle ABC=30^° ,then angle BAD and angle ABC are respectively equal to

The 6 elements of a triangle are'a' sides and'b'angles. Find the value of a×b./

Question 53 (h) Write the following statement in the form of algebraic expressions and write whether is monomial, binomial or trinomial. Area of a square with side x.

Solve the following inequation: 13x−5&lt;15x+4&lt;7x+12,x∈R.

Question 78A car can travel 240km in 15 litres of petrol. How much distance will it travel in 25 litres of petrol?

Meet saves Rs 400 from her salary. If this is 10% of her salary. What is her salary? [4 MARKS]

(−374)÷(−17)= ______.

Ted took out his notes and saw following questions: 1: Find 9×(−5) 2: Find (−11)×(−7) 3: Find (−9)×(−3)×(−2)×10 Sum of the values obtained in questions 1,2 and 3 is _______.

How many non-face cards are present in a deck of 52 cards?

Express 216 in exponential form.

is root of 2 greater than cube root of 2 ?

Solve the following inequation: 13x−5<15x+4<7x+12,x∈R.