21)

The radius of a circle is 90 cm. If the radius of this circle is increased to 99 cm, then what will be the percentage increase in the area of this circle?

SSC CGL 2022

A)

0.21

B)

0.2

C)

0.25

D)

0.225

22)

A cube of side 18 cm is painted yellow on all the faces and then cut into smaller cubes of sides 3 cm each. Find the number of smaller cubes that have only two faces painted.

SSC CGL 2022

A)

64

B)

20

C)

48

D)

36

23)

In a coaching institute, the number of students in class 10 is 1/3 more than the number of students in class 12. If the total number of students of class 10 and class 12 in the institute is 112, find the number of students in class 10 in that institute.

SSC CGL 2022

A)

64

B)

70

C)

48

D)

52

24)

If the numbers ‘18’ and ‘30’ are interchanged, then which of the following equations can be correctly balanced?

SSC CGL 2022

A)

35 ÷ 5 × 5 + 30 – 18 = 23

B)

14 × 5 – 18 ÷ 6 + 30 = 73

C)

12 – 30 × 18 ÷ 3 + 16 = 174

D)

64 + 18 × 5 ÷ 3 – 30 = 98

25)

Vaidehi got 92% marks in an examination and Kavyanjali got 78% marks in the same examination. If the difference between the marks obtained by Vaidehi and Kavyanjali is 105, find the marks obtained by Vaidehi in the examination.

SSC CGL 2022

A)

690

B)

736

C)

598

D)

644

26)

The ratio of the sum of and the difference between two numbers is 6 ∶ 5. Find the ratio of these two numbers.

SSC CGL 2022

A)

2 ∶ 3

B)

3 ∶ 2

C)

11 ∶ 1

D)

7 ∶ 5

27)

If 80% of a number is 768, what will be 40% of 5% of that number?

SSC CGL 2022

A)

20.6

B)

13.5

C)

16.4

D)

19.2

28)

Which two numbers, from amongst the given options, should be interchanged to make the given equation correct?
\( (6)^3 \div12+ [(\sqrt{81}) \times 4] - (28 \div 2) + 24 = 43\)

SSC CGL 2022

A)

81 and 4

B)

6 and 24

C)

12 and 24

D)

28 and 24

29)

By Interchanging the given two numbers which of the following equation will be not correct?
7 and 4

SSC CGL 2022

A)

9 - 4 × 3 + 6 × 7 ÷ 1 = 12

B)

7 × 8 + 4 - 6 ÷ 3 = 37

C)

8 ÷ 6 × 9 + 7 - 4 = 12

D)

4 × 8 - 9 ÷ 3 + 7 = 57

30)

By Interchanging the given two numbers which of the following equation will be not correct?
4 and 2

SSC CGL 2022

A)

4 - 8 × 3 + 2 ÷ 1 = –18

B)

8 ÷ 4 × 2 - 6 + 9 = 18

C)

4 × 3 - 8 ÷ 2 + 7 = 11

D)

6 × 4 - 8 ÷ 2 + 7 = 17