Explore topic-wise InterviewSolutions in Current Affairs.

This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

1.

Question 6(vi) Using identities, evaluate: 297×303

Answer» Question 6(vi)
Using identities, evaluate:
297×303
2.

Divide: x2+9x−15÷3x

Answer» Divide:
x2+9x15÷3x
3.

A street light bulb is fixed on a pole 6 m above the level of the street. If a woman of height. 1.5 m casts a shadow of 3m, then find how far she is away from the base of the pole.

Answer» A street light bulb is fixed on a pole 6 m above the level of the street. If a woman of height. 1.5 m casts a shadow of 3m, then find how far she is away from the base of the pole.
4.

What is the quotient of 3x3+4x+11x2−3x+2

Answer»

What is the quotient of 3x3+4x+11x23x+2

5.

Question 81(ii) As part of his science project, Prithvi was supposed to record the temperature every hour on Saturday from 6 AM to midnight. At noon, he was taking lunch and forgot to record the temperature. At 8:00 PM, his favourite show came on and so forgot again. He recorded the data. So, collected on a graph sheet as shown below. Describe the overall trend, or pattern, in the way the temperature changes over the time period shown on the graph.

Answer» Question 81(ii)

As part of his science project, Prithvi was supposed to record the temperature every hour on Saturday from 6 AM to midnight. At noon, he was taking lunch and forgot to record the temperature. At 8:00 PM, his favourite show came on and so forgot again. He recorded the data. So, collected on a graph sheet as shown below.



Describe the overall trend, or pattern, in the way the temperature changes over the time period shown on the graph.
6.

A's income is 20% less than that of B. By what per cent is B's income more than A's ?

Answer»

A's income is 20% less than that of B. By what per cent is B's income more than A's ?

7.

Find the coordinates of points P,Q,R and S in Figure.

Answer»

Find the coordinates of points P,Q,R and S in Figure.

8.

In Δ RST, RS = 5 cm, ∠SRT=45∘ and ∠RST=45∘. Which criterion can be used to construct Δ RST?

Answer»

In Δ RST, RS = 5 cm, SRT=45 and RST=45. Which criterion can be used to construct Δ RST?


9.

Evaluate : 3√8000

Answer»

Evaluate :
38000

10.

Question 17 (−25)×[6+4] is not same as (a) (−25)×10 (b) (−25)×6+(−25)×(4) (c) (−25)×(6)×(4) (d) -250

Answer»

Question 17

(25)×[6+4] is not same as

(a) (25)×10
(b) (25)×6+(25)×(4)
(c) (25)×(6)×(4)
(d) -250

11.

Evaluate: √19600

Answer» Evaluate: 19600
12.

Question 68(iii) The following graph shows the change in temperature of a block of ice when heated. Use the graph to answer the following questions. After how many seconds of heating did the temperature become constant at 100∘C?

Answer» Question 68(iii)
The following graph shows the change in temperature of a block of ice when heated. Use the graph to answer the following questions.



After how many seconds of heating did the temperature become constant at 100C?
13.

1 card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting a red face card. [2 MARKS]

Answer»

1 card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting a red face card. [2 MARKS]

14.

What is meant by F+V=E+2 ?

Answer» What is meant by F+V=E+2 ?
15.

(−25)×(−2)=___ .

Answer»

(25)×(2)=___ .


16.

Factorise: 4a2−49b2+2a−7b

Answer»

Factorise:

4a249b2+2a7b

17.

The rain which falls on a roof 18m long and 16.5m wide is allowed to be stored in a cylindrical tank 8m in diameter. If it rains 10cm on a day, what is the rise of water level in the tank due to it.

Answer» The rain which falls on a roof 18m long and 16.5m wide is allowed to be stored in a cylindrical tank 8m in diameter. If it rains 10cm on a day, what is the rise of water level in the tank due to it.
18.

In the figure below, ray OS stands on a line POQ. Ray OR and ray OT are angle bisectors of ∠POS and ∠SOQ, respectively. If ∠POS = x∘, find ∠ROT.

Answer»

In the figure below, ray OS stands on a line POQ. Ray OR and ray OT are angle bisectors of POS and SOQ, respectively. If POS = x, find ROT.


19.

Ted with his friend Ned, was watching Mission Impossible. It was the climax scene, Ethan Grunt jumping from an-air plane during night. With the help of his gadgets, he got a blue print of a parallelogram shaped land he was about to land on and its measurements. Find the area of the place he can land to cheat death one more time by not falling in the rectangular killer swamp!

Answer»

Ted with his friend Ned, was watching Mission Impossible. It was the climax scene, Ethan Grunt jumping from an-air plane during night. With the help of his gadgets, he got a blue print of a parallelogram shaped land he was about to land on and its measurements. Find the area of the place he can land to cheat death one more time by not falling in the rectangular killer swamp!


20.

Find the least number which must be added to 5483 so that the resulting number is a perfect square.

Answer»

Find the least number which must be added to 5483 so that the resulting number is a perfect square.

21.

The points (0, 0), (–2, 0) and (3, 0) lie on _____.

Answer»

The points (0, 0), (–2, 0) and (3, 0) lie on _____.


22.

The sum 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 is:

Answer»

The sum 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 is:


23.

1-x/0.3=3

Answer»

1-x/0.3=3

24.

The quotient obtained when x3−3x2+x+2 is divided by x−2 is

Answer»

The quotient obtained when x33x2+x+2 is divided by x2 is

25.

Which of the following is not a polygon?

Answer»

Which of the following is not a polygon?


26.

√80= _____

Answer» 80= _____
27.

A triangle with sides 12, 16 and 20 units is given. Statement 1: To find the area of this triangle, the formula Area=12×base×height is the ideal one to be used. Statement 2: To find the area, the formula Area=√s(s−a)(s−b)(s−c) is the ideal one to be used. ​Enter “1” if you feel Statement 1 is correct, or “2” if Statement 2 is correct. ___

Answer»

A triangle with sides 12, 16 and 20 units is given.

Statement 1: To find the area of this triangle, the formula Area=12×base×height is the ideal one to be used.

Statement 2: To find the area, the formula Area=s(sa)(sb)(sc) is the ideal one to be used.

​Enter “1” if you feel Statement 1 is correct, or “2” if Statement 2 is correct.
___

28.

What is the smallest number that must be added to the square of 5 to make it a perfect cube?

Answer»

What is the smallest number that must be added to the square of 5 to make it a perfect cube?


29.

A cuboid is made up of wood. It's outer dimensions are 9,10 and 11m and inner dimensions are 5,6 and7m. Find the wood used to made it. ( This question is made by me only so it might become impossible to solve so if the situation comes like this then you can do changes)

Answer» A cuboid is made up of wood. It's outer dimensions are 9,10 and 11m and inner dimensions are 5,6 and7m. Find the wood used to made it.
( This question is made by me only so it might become impossible to solve so if the situation comes like this then you can do changes)
30.

Factorise (2x−y)2−14x+7y−18

Answer»

Factorise (2xy)214x+7y18


31.

Which of the following numbers is a perfect cube ? (a) 141 (b) 294 (d) 216 (d) 496

Answer»

Which of the following numbers is a perfect cube ?
(a) 141 (b) 294
(d) 216 (d) 496

32.

The cost price of 10 articles is equal to the selling price of 9 articles. Find profit percent.

Answer»

The cost price of 10 articles is equal to the selling price of 9 articles. Find profit percent.

33.

The sides of a rectangle are in the ratio 5:4 and its perimeter is 90 cm. Find its length and breadth.

Answer»

The sides of a rectangle are in the ratio 5:4 and its perimeter is 90 cm. Find its length and breadth.

34.

The volume of a cube is 9261000mcube(3).Find the side of a cube?

Answer» The volume of a cube is 9261000mcube(3).Find the side of a cube?
35.

Using identities, evaluate: 9.5×10.05

Answer»

Using identities, evaluate: 9.5×10.05

36.

Find the smallest number by which 4851 must be multiplied so that the product becomes a perfect square.

Answer»

Find the smallest number by which 4851 must be multiplied so that the product becomes a perfect square.

37.

find the no. of sides when total int.angles are 10 right angles

Answer»

find the no. of sides when total int.angles are 10 right angles

38.

Factorise Completely : a4−b4

Answer»

Factorise Completely : a4b4

39.

Why can't a term within a polynomial have a negative exponent ? Pls help me solve this question. Thanx

Answer» Why can't a term within a polynomial have a negative exponent ?

Pls help me solve this question.

Thanx
40.

The point of intersection of the coordinate axes is _____.

Answer» The point of intersection of the coordinate axes is _____.
41.

Question 23 Fill in the blanks to make the statement true. Rectangular prism is also called a ___.

Answer»

Question 23

Fill in the blanks to make the statement true.

Rectangular prism is also called a ___.

42.

A black bag contains 100 casino chips with values €5, €10, €15, €20, €50. There are ten chips of value €5. You have to withdraw one chip from the box. What is the probability that it has a value more than €5?

Answer»

A black bag contains 100 casino chips with values 5, 10, 15, 20, 50. There are ten chips of value 5. You have to withdraw one chip from the box. What is the probability that it has a value more than 5?


43.

Is Byju's sending soft copy of chapterwise test questions through mail ? Also, are you providing Hots and Olympiad type of questions?

Answer»

Is Byju's sending soft copy of chapterwise test questions through mail ? Also, are you providing Hots and Olympiad type of questions?

44.

Car A covers 5.5 km in 4 litres of petrol and another car B covers 1800 metres in 1 litre of petrol. Calculate the mileage per litre of petrol and now calculate which car travels more and by how much distance compared to the other? [4 MARKS]

Answer»

Car A covers 5.5 km in 4 litres of petrol and another car B covers 1800 metres in 1 litre of petrol. Calculate the mileage per litre of petrol and now calculate which car travels more and by how much distance compared to the other? [4 MARKS]

45.

Solve the following equations : (x−5)(x+3)=(x−7)(x+4)

Answer»

Solve the following equations :

(x5)(x+3)=(x7)(x+4)

46.

Factorise the trinomial x2−x−12.

Answer»

Factorise the trinomial x2x12.

47.

Factorise : a(b−c)−d(c−b)

Answer»

Factorise : a(bc)d(cb)

48.

Which of the following not equal to y6?

Answer»

Which of the following not equal to y6?


49.

Question 14 If two quantities p and q vary inversely with each other, then (a) pq remains constant (b) (p+q) remains constant (c) (p×q) remains constant (d) (p−q) remains constant

Answer»

Question 14

If two quantities p and q vary inversely with each other, then

(a) pq remains constant
(b) (p+q) remains constant
(c) (p×q) remains constant
(d) (pq) remains constant

50.

The length of a hall is 18 m and the width 12 m. The sum of the areas of the floor and the flat roof is equal to the sum of the areas of the four walls. Find the height of the wall.

Answer»

The length of a hall is 18 m and the width 12 m. The sum of the areas of the floor and the flat roof is equal to the sum of the areas of the four walls. Find the height of the wall.