16437 + Interview Questions in Mathematics Page 151 InterviewSolution

7501.	What is the probability of NOT getting purple in the spinner?
Answer» What is the probability of NOT getting purple in the spinner?

Discussion

7502.	Question 10(a) In a college, out of 4320 students, 2300 are girls. Find the ratio of: Number of girls to the total number of students.
Answer» Question 10(a) In a college, out of 4320 students, 2300 are girls. Find the ratio of: Number of girls to the total number of students.

7502.

Question 10(a) In a college, out of 4320 students, 2300 are girls. Find the ratio of: Number of girls to the total number of students.

Answer»

Question 10(a)

In a college, out of 4320 students, 2300 are girls. Find the ratio of:

Number of girls to the total number of students.

Discussion

7503.	If a line segment of length 10 cm is reflected in a line of symmetry (mirror), then the reflection is a line of length ____.
Answer» If a line segment of length 10 cm is reflected in a line of symmetry (mirror), then the reflection is a line of length ____.

Discussion

7504.	Now make the greatest and the smallest 4-digit numbers by using any one digit twice, from the following digits.3,8,7
Answer» Now make the greatest and the smallest 4-digit numbers by using any one digit twice, from the following digits. 3,8,7

Discussion

7505.	The 2nd step to draw perpendicular to a given line from an external point is
Answer» The 2nd step to draw perpendicular to a given line from an external point is

Discussion

7506.	p×(qr)=sIf q<r, then which of the following statements is always correct?
Answer» $p \times (\frac{q}{r}) = s$ $If q < r, then which of the following statements is always correct?$

Discussion

7507.	Carry out the following divisions.(i) 23÷14(ii) 59÷32(iii) 37÷511 (iv) 1112÷47
Answer» Carry out the following divisions. (i) $\frac{2}{3} \div \frac{1}{4}$ (ii) $\frac{5}{9} \div \frac{3}{2}$ (iii) $\frac{3}{7} \div \frac{5}{11}$ (iv) $\frac{11}{12} \div \frac{4}{7}$

Discussion

7508.	The sum of two twin primes is 60 find the two prime numbersp
Answer» The sum of two twin primes is 60 find the two prime numbersp

Discussion

7509.	Area of an isosceles triangle, one of whose equal side is 5 units and base 6 units is __________.
Answer» Area of an isosceles triangle, one of whose equal side is 5 units and base 6 units is __________.

Discussion

7510.	Question 54Fill in the blanks to make the statements true.In quadrilateral ROPE, the pairs of adjacent angles are ___.
Answer» Question 54 Fill in the blanks to make the statements true. In quadrilateral ROPE, the pairs of adjacent angles are ___.

Discussion

7511.	When 5 is subtracted to a number, we get 15. How do we represent this in the form of an equation?
Answer» When $5$ is subtracted to a number, we get $15$ . How do we represent this in the form of an equation?

Discussion

7512.	Which of the following expressions end with 0 if n is a natural number?
Answer» Which of the following expressions end with $0$ if $n$ is a natural number?

Discussion

7513.	If number of ends in a line is X and the number of ends in a line segment is Y, then the value of Y−X=___
Answer» If number of ends in a line is $X$ and the number of ends in a line segment is $Y$ , then the value of $Y - X =$ ___

Discussion

7514.	A cube is painted red on the two adjacent faces and black on the surfaces opposite to red surfaces and orange on the remaining faces. Now the cube is divided into 216 smaller cubes of equal size. How many smaller cubes will have no surface painted?
Answer» A cube is painted red on the two adjacent faces and black on the surfaces opposite to red surfaces and orange on the remaining faces. Now the cube is divided into 216 smaller cubes of equal size. How many smaller cubes will have no surface painted?

Discussion

7515.	In Fig. 92, AOB is a straight line such that ∠AOC = (3x + 10)°, ∠COD = 50° and ∠BOD = (x − 8)°. The value of x is(a) 32(b) 36(c) 42(d) 52
Answer» In Fig. 92, AOB is a straight line such that ∠AOC = (3x + 10)°, ∠COD = 50° and ∠BOD = (x − 8)°. The value of x is (a) 32 (b) 36 (c) 42 (d) 52

Discussion

7516.	Solve for x:(x+1)2=4
Answer» Solve for $x :$ $\frac{(x + 1)}{2} = 4$

Discussion

7517.	The top surface of a raised platform is in the shape of a regular octagaon as shown in the figure. Find the area of the octagonal surface.
Answer» The top surface of a raised platform is in the shape of a regular octagaon as shown in the figure. Find the area of the octagonal surface.

Discussion

7518.	Define a perfect number. Write two perfect numbers
Answer» Define a perfect number. Write two perfect numbers

Discussion

7519.	50 25 marbles are placed at equal distances on a line 130 cm long, the distances from the ends also being the same. There is no marble at any end of the line. Find the distance between two consecutive marbles.
Answer» 50 25 marbles are placed at equal distances on a line 130 cm long, the distances from the ends also being the same. There is no marble at any end of the line. Find the distance between two consecutive marbles.

Discussion

7520.	The prime factorization of 648 is
Answer» The prime factorization of 648 is

Discussion

7521.	Which of the following highlighted digits in the numbers have the same place and face value?
Answer» Which of the following highlighted digits in the numbers have the same place and face value?

Discussion

7522.	The width of a Indian letter is 5×10−1 mm. A pack of Indian letters have a width of 10m. How many Indian letters are there in the pack?20000
Answer» The width of a Indian letter is $5 \times 10^{- 1}$ mm. A pack of Indian letters have a width of 10m. How many Indian letters are there in the pack? 20000

Discussion

7523.	In Δ PQR PQ = 4 cm, QR = 7 cm and PR = 5 cm, then the largest angle of the triangle is:
Answer» In $Δ$ PQR PQ = 4 cm, QR = 7 cm and PR = 5 cm, then the largest angle of the triangle is:

Discussion

7524.	Question 2 (d) Represent the following numbers as integers with appropriate signs. Withdrawal of rupees seven hundred.
Answer» Question 2 (d) Represent the following numbers as integers with appropriate signs. Withdrawal of rupees seven hundred.

7524.

Question 2 (d) Represent the following numbers as integers with appropriate signs. Withdrawal of rupees seven hundred.

Answer»

Question 2 (d)

Represent the following numbers as integers with appropriate signs.
Withdrawal of rupees seven hundred.

Discussion

7525.	The distance between my home and work place is 1.5 km. Back from work, if I have already walked 900 m, how many more kilometres should I cover to reach my home?
Answer» The distance between my home and work place is 1.5 km. Back from work, if I have already walked 900 m, how many more kilometres should I cover to reach my home?

Discussion

7526.	A man sees a train passing a bridge 1 km long. The length of the train is half that of the bridge. If the train clears the bridge in 2 minutes, find the speed of the train in km/hr. [4 MARKS]
Answer» A man sees a train passing a bridge 1 km long. The length of the train is half that of the bridge. If the train clears the bridge in 2 minutes, find the speed of the train in km/hr. [4 MARKS]

Discussion

7527.	Each interior angle of a regular polygon is five times of its each exterior angle. If the side of the given polygon is 8 cm, then the perimeter of the polygon isOptions:108 cmCorrect 96 cm100 cm90 cm
Answer» Each interior angle of a regular polygon is five times of its each exterior angle. If the side of the given polygon is 8 cm, then the perimeter of the polygon is Options: 108 cm Correct 96 cm 100 cm 90 cm

Discussion

7528.	Tatesville has x inches of rainfall in April, (x+1.3) inches of rainfall in May, and (2x+0.5) inches in June. Which expression shows the total amount of rainfall for Tatesville for the three-month period? If the rainfall in May was 2.5 inches, find the total rainfall over the three months. [4 MARKS]
Answer» Tatesville has x inches of rainfall in April, $(x + 1.3) i n c h e s$ of rainfall in May, and $(2 x + 0.5) i n c h e s$ in June. Which expression shows the total amount of rainfall for Tatesville for the three-month period? If the rainfall in May was 2.5 inches, find the total rainfall over the three months. [4 MARKS]

Discussion

7529.	Question 1Find all the angles of an equilateral triangle.
Answer» Question 1 Find all the angles of an equilateral triangle.

Discussion

7530.	What number is 125 less than 692?
Answer» What number is 125 less than 692?

Discussion

7531.	A number's square when subtracted from its cube gives 48. Find the number.
Answer» A number's square when subtracted from its cube gives 48. Find the number.

Discussion

7532.	Define Number line.
Answer» Define Number line.

Discussion

7533.	What is the ratio of triangles to total shapes?
Answer» What is the ratio of triangles to total shapes?

Discussion

7534.	A boy buys 60 books. He gifts his best friend 30 books. How many books are left with the boy? 30
Answer» A boy buys 60 books. He gifts his best friend 30 books. How many books are left with the boy? 30

Discussion

7535.	1176×38121=
Answer» $\frac{11}{76} \times \frac{38}{121} =$

Discussion

7536.	Which of the following is the net of a triangular prism?
Answer» Which of the following is the net of a triangular prism?

Discussion

7537.	(2√7+√5)+(4√7)=
Answer» $(2 \sqrt{7} + \sqrt{5}) + (4 \sqrt{7}) =$

Discussion

7538.	A rope has a length of 8m15cm .What would be it's length in centimeters.
Answer» A rope has a length of 8m15cm .What would be it's length in centimeters.

Discussion

7539.	Find the sum of the following: 27.076+0.55+0.004
Answer» Find the sum of the following: $27.076 + 0.55 + 0.004$

7539.

Find the sum of the following: 27.076+0.55+0.004

Answer»

Find the sum of the following:

$27.076 + 0.55 + 0.004$

Discussion

7540.	In 23678, what digit is in the hundreds place?
Answer» In 23678, what digit is in the hundreds place?

Discussion

7541.	Question 27Fill in the blank to make the statement true.The number of common points in the two angles marked in the figure is ___ .
Answer» Question 27 Fill in the blank to make the statement true. The number of common points in the two angles marked in the figure is ___ .

7541.

Question 27Fill in the blank to make the statement true.The number of common points in the two angles marked in the figure is ___ .

Answer»

Question 27

Fill in the blank to make the statement true.

The number of common points in the two angles marked in the figure is ___ .

Discussion

7542.	Choose the correct pair of digit with its place value for 3,874,120
Answer» Choose the correct pair of digit with its place value for $3, 874, 120$

Discussion

7543.	why F=dp/dt or F=ma
Answer» why F=dp/dt or F=ma

Discussion

7544.	What will be the quotient on dividing 25 by 5?5
Answer» What will be the quotient on dividing 25 by 5? 5

Discussion

7545.	Ashokrao planted bananas on 27 of his field of 21 acres. What is the area of the banana plantation?
Answer» Ashokrao planted bananas on $\frac{2}{7}$ of his field of 21 acres. What is the area of the banana plantation?

Discussion

7546.	Which one of the following is the smallest whole number?(a) 1 (b) 2 (c) 0 (d) None of these
Answer» Which one of the following is the smallest whole number? (a) 1 (b) 2 (c) 0 (d) None of these

Discussion

7547.	How many non-congruent triangles can be formed having integer sides and perimeter equals to 20 units?
Answer» How many non-congruent triangles can be formed having integer sides and perimeter equals to 20 units?

Discussion

7548.	Which of the following integers less than -9 are
Answer» Which of the following integers less than -9 are

Discussion

7549.	Which of the following tape model represents 1/4?
Answer» Which of the following tape model represents 1/4?

Discussion

7550.	In figure 1, left-hand side (LHS) and the right-hand side (RHS) of the weighing machine are equal to each other. If we add 2 on the RHS, as shown in figure 2, what should we do to equalise LHS and RHS again?
Answer» In figure 1, left-hand side (LHS) and the right-hand side (RHS) of the weighing machine are equal to each other. If we add 2 on the RHS, as shown in figure 2, what should we do to equalise LHS and RHS again?

7550.

In figure 1, left-hand side (LHS) and the right-hand side (RHS) of the weighing machine are equal to each other. If we add 2 on the RHS, as shown in figure 2, what should we do to equalise LHS and RHS again?

Answer»

In figure 1, left-hand side (LHS) and the right-hand side (RHS) of the weighing machine are equal to each other. If we add 2 on the RHS, as shown in figure 2, what should we do to equalise LHS and RHS again?

Discussion

Explore topic-wise InterviewSolutions in .

What is the probability of NOT getting purple in the spinner?

Question 10(a) In a college, out of 4320 students, 2300 are girls. Find the ratio of: Number of girls to the total number of students.

If a line segment of length 10 cm is reflected in a line of symmetry (mirror), then the reflection is a line of length ____.

Now make the greatest and the smallest 4-digit numbers by using any one digit twice, from the following digits.3,8,7

The 2nd step to draw perpendicular to a given line from an external point is

p×(qr)=sIf q&lt;r, then which of the following statements is always correct?

Carry out the following divisions.(i) 23÷14(ii) 59÷32(iii) 37÷511 (iv) 1112÷47

The sum of two twin primes is 60 find the two prime numbersp

Area of an isosceles triangle, one of whose equal side is 5 units and base 6 units is __________.

Question 54Fill in the blanks to make the statements true.In quadrilateral ROPE, the pairs of adjacent angles are ___.

When 5 is subtracted to a number, we get 15. How do we represent this in the form of an equation?

Which of the following expressions end with 0 if n is a natural number?

If number of ends in a line is X and the number of ends in a line segment is Y, then the value of Y−X=___

A cube is painted red on the two adjacent faces and black on the surfaces opposite to red surfaces and orange on the remaining faces. Now the cube is divided into 216 smaller cubes of equal size. How many smaller cubes will have no surface painted?

In Fig. 92, AOB is a straight line such that ∠AOC = (3x + 10)°, ∠COD = 50° and ∠BOD = (x − 8)°. The value of x is(a) 32(b) 36(c) 42(d) 52

Solve for x:(x+1)2=4

The top surface of a raised platform is in the shape of a regular octagaon as shown in the figure. Find the area of the octagonal surface.

Define a perfect number. Write two perfect numbers

50 25 marbles are placed at equal distances on a line 130 cm long, the distances from the ends also being the same. There is no marble at any end of the line. Find the distance between two consecutive marbles.

The prime factorization of 648 is

Which of the following highlighted digits in the numbers have the same place and face value?

The width of a Indian letter is 5×10−1 mm. A pack of Indian letters have a width of 10m. How many Indian letters are there in the pack?20000

In Δ PQR PQ = 4 cm, QR = 7 cm and PR = 5 cm, then the largest angle of the triangle is:

Question 2 (d) Represent the following numbers as integers with appropriate signs. Withdrawal of rupees seven hundred.

The distance between my home and work place is 1.5 km. Back from work, if I have already walked 900 m, how many more kilometres should I cover to reach my home?

A man sees a train passing a bridge 1 km long. The length of the train is half that of the bridge. If the train clears the bridge in 2 minutes, find the speed of the train in km/hr. [4 MARKS]

Each interior angle of a regular polygon is five times of its each exterior angle. If the side of the given polygon is 8 cm, then the perimeter of the polygon isOptions:108 cmCorrect 96 cm100 cm90 cm

Question 1Find all the angles of an equilateral triangle.

What number is 125 less than 692?

A number's square when subtracted from its cube gives 48. Find the number.

Define Number line.

What is the ratio of triangles to total shapes?

A boy buys 60 books. He gifts his best friend 30 books. How many books are left with the boy? 30

1176×38121=

Which of the following is the net of a triangular prism?

(2√7+√5)+(4√7)=

A rope has a length of 8m15cm .What would be it's length in centimeters.

Find the sum of the following: 27.076+0.55+0.004

In 23678, what digit is in the hundreds place?

Question 27Fill in the blank to make the statement true.The number of common points in the two angles marked in the figure is ___ .

Choose the correct pair of digit with its place value for 3,874,120

why F=dp/dt or F=ma

What will be the quotient on dividing 25 by 5?5

Ashokrao planted bananas on 27 of his field of 21 acres. What is the area of the banana plantation?

Which one of the following is the smallest whole number?(a) 1 (b) 2 (c) 0 (d) None of these

How many non-congruent triangles can be formed having integer sides and perimeter equals to 20 units?

Which of the following integers less than -9 are

Which of the following tape model represents 1/4?

In figure 1, left-hand side (LHS) and the right-hand side (RHS) of the weighing machine are equal to each other. If we add 2 on the RHS, as shown in figure 2, what should we do to equalise LHS and RHS again?

p×(qr)=sIf q<r, then which of the following statements is always correct?