19743 + Interview Questions in Mathematics

1.	Question 81(ii) Study the double bar graph and answer the question that follows: Find the total number of boys in all sections of class VII.
Answer» Question 81(ii) Study the double bar graph and answer the question that follows: Find the total number of boys in all sections of class VII.

Discussion

2.	In a ΔABC(a+b+c)(b+c−a)(c+a−b)(a+b−c)4b2c2equals
Answer» $In a Δ A B C \frac{(a + b + c) (b + c - a) (c + a - b) (a + b - c)}{4 b^{2} c^{2}} equals$

Discussion

3.	A man goes 35 m due north and then 12 m due west. Find his distance (in m) from the starting point.37
Answer» A man goes 35 m due north and then 12 m due west. Find his distance (in m) from the starting point. 37

Discussion

4.	A square is cut along its diagonal to form four triangles and these are arranged on another square of same area to form a larger square. The area of the larger square is 64 sq.units. Then the area of the original square is ___. ,
Answer» A square is cut along its diagonal to form four triangles and these are arranged on another square of same area to form a larger square. The area of the larger square is 64 sq.units. Then the area of the original square is ___. ,

4.

A square is cut along its diagonal to form four triangles and these are arranged on another square of same area to form a larger square. The area of the larger square is 64 sq.units. Then the area of the original square is ___. ,

Answer»

A square is cut along its diagonal to form four triangles and these are arranged on another square of same area to form a larger square. The area of the larger square is 64 sq.units. Then the area of the original square is ___.

,

Discussion

5.	Find the amount on Rs 8000 for 3 years if the rate of interest is 8% p.a. for the first year, 10% p.a for the second year and 12% p.a for the third year.
Answer» Find the amount on Rs 8000 for 3 years if the rate of interest is 8% p.a. for the first year, 10% p.a for the second year and 12% p.a for the third year.

Discussion

6.	Name the property used: 1) 40+(−37)=−37+40 2.) 15−103 is an integer. 3.) −21+70 is an integer. 4.) (−15+7)+(−18)=−15+(7+(−18))
Answer» Name the property used: 1) $40 + (- 37) = - 37 + 40$ 2.) $15 - 103$ is an integer. 3.) $- 21 + 70$ is an integer. 4.) $(- 15 + 7) + (- 18) = - 15 + (7 + (- 18))$

6.

Name the property used: 1) 40+(−37)=−37+40 2.) 15−103 is an integer. 3.) −21+70 is an integer. 4.) (−15+7)+(−18)=−15+(7+(−18))

Answer»

Name the property used:

1) $40 + (- 37) = - 37 + 40$

2.) $15 - 103$ is an integer.

3.) $- 21 + 70$ is an integer.

4.) $(- 15 + 7) + (- 18) = - 15 + (7 + (- 18))$

Discussion

7.	In a class the ratio of boys to the girls is 7:8 .what part of the whole class are girls
Answer» In a class the ratio of boys to the girls is 7:8 .what part of the whole class are girls

7.

In a class the ratio of boys to the girls is 7:8 .what part of the whole class are girls

Answer»

In a class the ratio of boys to the girls is 7:8

.what part of the whole class are girls

Discussion

8.	2/3of a number is 10. What is 1.75 times of the number?
Answer» 2/3of a number is 10. What is 1.75 times of the number?

Discussion

9.	What is the value of the given expression? [[3×{(−5)×(−4)}]÷{27+(−13−4)}]
Answer» What is the value of the given expression? $[[3 \times {(- 5) \times (- 4)}] \div {27 + (- 13 - 4)}]$

9.

What is the value of the given expression? [[3×{(−5)×(−4)}]÷{27+(−13−4)}]

Answer»

What is the value of the given expression?
$[[3 \times {(- 5) \times (- 4)}] \div {27 + (- 13 - 4)}]$

Discussion

10.	Which of the following options illustrate commutative property?
Answer» Which of the following options illustrate commutative property?

Discussion

11.	If Raju and Kishan filled a box with chocolates, Raju put x2+3xy+9xz chocolates and Kishan put x3−2x2+2yz chocolates, their friend Ravi came and took x3−x2−xy chocolates, how many chocolates are remaining in the box?
Answer» If Raju and Kishan filled a box with chocolates, Raju put $x^{2} + 3 x y + 9 x z$ chocolates and Kishan put $x^{3} - 2 x^{2} + 2 y z$ chocolates, their friend Ravi came and took $x^{3} - x^{2} - x y$ chocolates, how many chocolates are remaining in the box?

Discussion

12.	Question 3(e) Solve the following equations: 28=4+3(t+5)
Answer» Question 3(e) Solve the following equations: 28=4+3(t+5)

Discussion

13.	At what point is Celsius and farenheit scale at the same temperature
Answer» At what point is Celsius and farenheit scale at the same temperature

Discussion

14.	Complete the following chart and factorize.
Answer» Complete the following chart and factorize.

14.

Complete the following chart and factorize.

Answer»

Complete the following chart and factorize.

Discussion

15.	Why not aas and ssa used for cougruence rule.
Answer» Why not aas and ssa used for cougruence rule.

Discussion

16.	Ramesh bought a dozen of eggs for 24 rupees from a farmer, how much should he sell each egg for to make a profit of 50%?
Answer» Ramesh bought a dozen of eggs for 24 rupees from a farmer, how much should he sell each egg for to make a profit of 50%?

Discussion

17.	How many end points does a ray have?
Answer» How many end points does a ray have?

Discussion

18.	Δ ABC is congruent to Δ RQP, that is Δ ABC ≅Δ RQP. If ∠C and ∠P are the smallest angles in ΔABC and ΔRQP, then ∠P = ?
Answer» $Δ$ ABC is congruent to $Δ$ RQP, that is $Δ$ ABC $≅ Δ$ RQP. If $∠ C$ and $∠ P$ are the smallest angles in $Δ A B C$ and $Δ R Q P$ , then $∠ P$ = ?

18.

Δ ABC is congruent to Δ RQP, that is Δ ABC ≅Δ RQP. If ∠C and ∠P are the smallest angles in ΔABC and ΔRQP, then ∠P = ?

Answer»

$Δ$ ABC is congruent to $Δ$ RQP, that is $Δ$ ABC $≅ Δ$ RQP. If $∠ C$ and $∠ P$ are the smallest angles in $Δ A B C$ and $Δ R Q P$ , then $∠ P$ = ?

Discussion

19.	4/x+3y=8, 6/x-4y=-5 Find the value of x and y.
Answer» 4/x+3y=8, 6/x-4y=-5 Find the value of x and y.

19.

4/x+3y=8, 6/x-4y=-5 Find the value of x and y.

Answer»

4/x+3y=8, 6/x-4y=-5

Find the value of x and y.

Discussion

20.	Question 3 (i) Subtract: −5y2 from y2
Answer» Question 3 (i) Subtract: $- 5 y^{2} f r o m y^{2}$

20.

Question 3 (i) Subtract: −5y2 from y2

Answer»

Question 3 (i)

Subtract:

$- 5 y^{2} f r o m y^{2}$

Discussion

21.	Among two supplementary angle, the measure of the longer angle is 44° more than the measure of the small angle.find their measure.
Answer» Among two supplementary angle, the measure of the longer angle is 44° more than the measure of the small angle.find their measure.

Discussion

22.	Two lines, AB and EF, are parallel to a third line, CD. What relationship exists between the two lines AB and EF?
Answer» Two lines, AB and EF, are parallel to a third line, CD. What relationship exists between the two lines AB and EF?

Discussion

23.	In a test which has questions of 100 marks, Aamir scores 54 marks while Usha loses 34 marks in her paper. The ratio of the marks of Aamir to that of Usha is same as that of the marks obtained by Preeti and Kunal. If Preeti scored 72 marks, how much did Kunal score?
Answer» In a test which has questions of 100 marks, Aamir scores 54 marks while Usha loses 34 marks in her paper. The ratio of the marks of Aamir to that of Usha is same as that of the marks obtained by Preeti and Kunal. If Preeti scored 72 marks, how much did Kunal score?

Discussion

24.	Name four tools used for drawing shapes. [1 MARK]
Answer» Name four tools used for drawing shapes. [1 MARK]

Discussion

25.	In the pie chart representing the percentages of students having interest in reading various kinds of books, the central angle of the sector representing students reading novels is 81°. What is the percentage of students interested in reading novels?
Answer» In the pie chart representing the percentages of students having interest in reading various kinds of books, the central angle of the sector representing students reading novels is 81°. What is the percentage of students interested in reading novels?

Discussion

26.	If 2 angles of a triangle are congruent, what type of triangle it is?
Answer» If 2 angles of a triangle are congruent, what type of triangle it is?

Discussion

27.	If 20 men can finish a job in 48 hours, how many men will be required to do the same job in 30 hours
Answer» If 20 men can finish a job in 48 hours, how many men will be required to do the same job in 30 hours

Discussion

28.	The figure can be formed in the shape of a die. What is the value of A?
Answer» The figure can be formed in the shape of a die. What is the value of A?

28.

The figure can be formed in the shape of a die. What is the value of A?

Answer»

The figure can be formed in the shape of a die.

What is the value of A?

Discussion

29.	Which place is hotter compared to equator and Mercury?
Answer» Which place is hotter compared to equator and Mercury?

Discussion

30.	5 thousands + 3 hundreds + 1 tens + 5 ones + 7 tenths + 7 hundredths can be written as __________.
Answer» 5 thousands + 3 hundreds + 1 tens + 5 ones + 7 tenths + 7 hundredths can be written as __________.

Discussion

31.	What is the additive inverse of zero
Answer» What is the additive inverse of zero

Discussion

32.	Statements: M*P, S $ T, M T Conclusions: I. S M II. T ** P
Answer» Statements: M*P, S $ T, M T Conclusions: I. S M II. T ** P

32.

Statements: M**P, S $ T, M T Conclusions: I. S * M II. T ** P

Answer»

Statements: M**P, S $ T, M T

Conclusions:

I. S * M

II. T ** P

Discussion

33.	In the given figure, ∠x=
Answer» In the given figure, $∠ x =$

Discussion

34.	Which is the following represent the set of number which one can come as a unit digit in a perfect square number?
Answer» Which is the following represent the set of number which one can come as a unit digit in a perfect square number?

Discussion

35.	The number of seven digit integers, with sum of the digits equal to 10 and formed by using the digits 1,2 and 3 only, is .
Answer» The number of seven digit integers, with sum of the digits equal to 10 and formed by using the digits 1,2 and 3 only, is .

Discussion

36.	A man purchased a certain quality of sugar Rs 500. He sold half of it at a profit of 5% and the remaining at a loss of 10%. Find the profit or loss percentage on those transaction.
Answer» A man purchased a certain quality of sugar Rs 500. He sold half of it at a profit of 5% and the remaining at a loss of 10%. Find the profit or loss percentage on those transaction.

Discussion

37.	A rectangular field is 120 m by 80 m . Find the ratio of length to its breadth
Answer» A rectangular field is 120 m by 80 m . Find the ratio of length to its breadth

Discussion

38.	Simplify the following equation, 9x3−6+4x+11−6x2−2x+3x3−2+16x2+x4.
Answer» Simplify the following equation, $9 x^{3} - 6 + 4 x + 11 - 6 x^{2} - 2 x + 3 x^{3} - 2 + 16 x^{2} + x^{4}$ .

Discussion

39.	323=
Answer» $3^{2^{3}}$ =

Discussion

40.	Divide the sum of 18000 and 9000 by 27
Answer» Divide the sum of 18000 and 9000 by 27

Discussion

41.	Find the third proportional to 16 and 40
Answer» Find the third proportional to 16 and 40

Discussion

42.	The number of faces in a cuboid is ___
Answer» The number of faces in a cuboid is ___

Discussion

43.	Find the approximate value of 35412 up-to hundreds place.
Answer» Find the approximate value of 35412 up-to hundreds place.

Discussion

44.	Candidates of four schools appear in a mathematics test.The data were as follows: SchoolsNo.of CandidatesAverage ScoreI6075II4880IIINot Available55IV4050 If the average score of the candidates of all the four schools is 66,find the number of candidates that appeared from school III.
Answer» Candidates of four schools appear in a mathematics test.The data were as follows: $\begin{matrix} S c h o o l s & N o . o f C a n d i d a t e s & A v e r a g e S c o r e I & 60 & 75 I I & 48 & 80 I I I & N o t A v a i l a b l e & 55 I V & 40 & 50 \end{matrix}$ If the average score of the candidates of all the four schools is 66,find the number of candidates that appeared from school III.

44.

Candidates of four schools appear in a mathematics test.The data were as follows: SchoolsNo.of CandidatesAverage ScoreI6075II4880IIINot Available55IV4050 If the average score of the candidates of all the four schools is 66,find the number of candidates that appeared from school III.

Answer»

Candidates of four schools appear in a mathematics test.The data were as follows:

$\begin{matrix} S c h o o l s & N o . o f C a n d i d a t e s & A v e r a g e S c o r e I & 60 & 75 I I & 48 & 80 I I I & N o t A v a i l a b l e & 55 I V & 40 & 50 \end{matrix}$

If the average score of the candidates of all the four schools is 66,find the number of candidates that appeared from school III.

Discussion

45.	If the length and breadth of a rectangle is 'x' and 'y' respectively, then find the perimeter of the rectangle.
Answer» If the length and breadth of a rectangle is 'x' and 'y' respectively, then find the perimeter of the rectangle.

Discussion

46.	4−3= ___
Answer» $4 - 3 =$ ___

Discussion

47.	Consider this calendar. Select the numbers 4,5,6,11,12,13,18,19,20 such that they form a square. The sum of the selected numbers of the square, is ____ times the middle number of the square.
Answer» Consider this calendar. Select the numbers 4,5,6,11,12,13,18,19,20 such that they form a square. The sum of the selected numbers of the square, is ____ times the middle number of the square.

47.

Consider this calendar. Select the numbers 4,5,6,11,12,13,18,19,20 such that they form a square. The sum of the selected numbers of the square, is ____ times the middle number of the square.

Answer»

Consider this calendar. Select the numbers 4,5,6,11,12,13,18,19,20 such that they form a square. The sum of the selected numbers of the square, is ____ times the middle number of the square.

Discussion

48.	From the number line, find the value represented by point F.
Answer» From the number line, find the value represented by point F.

48.

From the number line, find the value represented by point F.

Answer»

From the number line, find the value represented by point F.

Discussion

49.	There are 9 cans on this shelf. How many cans would be on a full shelf? [2 MARKS]
Answer» There are 9 cans on this shelf. How many cans would be on a full shelf? [2 MARKS]

Discussion

50.	Simplify: 110100×120100=
Answer» Simplify: $\frac{110}{100} \times \frac{120}{100} =$

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Question 81(ii) Study the double bar graph and answer the question that follows: Find the total number of boys in all sections of class VII.

In a ΔABC(a+b+c)(b+c−a)(c+a−b)(a+b−c)4b2c2equals

A man goes 35 m due north and then 12 m due west. Find his distance (in m) from the starting point.37

A square is cut along its diagonal to form four triangles and these are arranged on another square of same area to form a larger square. The area of the larger square is 64 sq.units. Then the area of the original square is ___. ,

Find the amount on Rs 8000 for 3 years if the rate of interest is 8% p.a. for the first year, 10% p.a for the second year and 12% p.a for the third year.

Name the property used: 1) 40+(−37)=−37+40 2.) 15−103 is an integer. 3.) −21+70 is an integer. 4.) (−15+7)+(−18)=−15+(7+(−18))

In a class the ratio of boys to the girls is 7:8 .what part of the whole class are girls

2/3of a number is 10. What is 1.75 times of the number?

What is the value of the given expression? [[3×{(−5)×(−4)}]÷{27+(−13−4)}]

Which of the following options illustrate commutative property?

If Raju and Kishan filled a box with chocolates, Raju put x2+3xy+9xz chocolates and Kishan put x3−2x2+2yz chocolates, their friend Ravi came and took x3−x2−xy chocolates, how many chocolates are remaining in the box?

Question 3(e) Solve the following equations: 28=4+3(t+5)

At what point is Celsius and farenheit scale at the same temperature

Complete the following chart and factorize.

Why not aas and ssa used for cougruence rule.

Ramesh bought a dozen of eggs for 24 rupees from a farmer, how much should he sell each egg for to make a profit of 50%?

How many end points does a ray have?

Δ ABC is congruent to Δ RQP, that is Δ ABC ≅Δ RQP. If ∠C and ∠P are the smallest angles in ΔABC and ΔRQP, then ∠P = ?

4/x+3y=8, 6/x-4y=-5 Find the value of x and y.

Question 3 (i) Subtract: −5y2 from y2

Among two supplementary angle, the measure of the longer angle is 44° more than the measure of the small angle.find their measure.

Two lines, AB and EF, are parallel to a third line, CD. What relationship exists between the two lines AB and EF?

In a test which has questions of 100 marks, Aamir scores 54 marks while Usha loses 34 marks in her paper. The ratio of the marks of Aamir to that of Usha is same as that of the marks obtained by Preeti and Kunal. If Preeti scored 72 marks, how much did Kunal score?

Name four tools used for drawing shapes. [1 MARK]

In the pie chart representing the percentages of students having interest in reading various kinds of books, the central angle of the sector representing students reading novels is 81°. What is the percentage of students interested in reading novels?

If 2 angles of a triangle are congruent, what type of triangle it is?

If 20 men can finish a job in 48 hours, how many men will be required to do the same job in 30 hours

The figure can be formed in the shape of a die. What is the value of A?

Which place is hotter compared to equator and Mercury?

5 thousands + 3 hundreds + 1 tens + 5 ones + 7 tenths + 7 hundredths can be written as __________.

What is the additive inverse of zero

Statements: M**P, S $ T, M T Conclusions: I. S * M II. T ** P

In the given figure, ∠x=

Which is the following represent the set of number which one can come as a unit digit in a perfect square number?

The number of seven digit integers, with sum of the digits equal to 10 and formed by using the digits 1,2 and 3 only, is .

A man purchased a certain quality of sugar Rs 500. He sold half of it at a profit of 5% and the remaining at a loss of 10%. Find the profit or loss percentage on those transaction.

A rectangular field is 120 m by 80 m . Find the ratio of length to its breadth

Simplify the following equation, 9x3−6+4x+11−6x2−2x+3x3−2+16x2+x4.

323=

Divide the sum of 18000 and 9000 by 27

Find the third proportional to 16 and 40

The number of faces in a cuboid is ___

Find the approximate value of 35412 up-to hundreds place.

Candidates of four schools appear in a mathematics test.The data were as follows: SchoolsNo.of CandidatesAverage ScoreI6075II4880IIINot Available55IV4050 If the average score of the candidates of all the four schools is 66,find the number of candidates that appeared from school III.

If the length and breadth of a rectangle is 'x' and 'y' respectively, then find the perimeter of the rectangle.

4−3= ___

Consider this calendar. Select the numbers 4,5,6,11,12,13,18,19,20 such that they form a square. The sum of the selected numbers of the square, is ____ times the middle number of the square.

From the number line, find the value represented by point F.

There are 9 cans on this shelf. How many cans would be on a full shelf? [2 MARKS]

Simplify: 110100×120100=