1)

Some students (only boys and girls) from different schools appeared for an Olympiad exam. 20% of the boys and 15% of the girls failed the exam. The number of boys who passed the exam was 70 more than that of the girls who passed the exam. A total of 90 students failed. Find the number of students that appeared for the exam.

SSC CGL 2022

A)

350

B)

420

C)

400

D)

500

2)

In a manufacturing unit, it was noted that the price of raw material has increased by 25% and the labour cost has gone up from 30% of the cost of raw material to 38% of the cost of the raw material. What percentage of the consumption of raw material be reduced to keep the cost the same as the before the increase?

SSC CGL 2022

A)

25.5%

B)

30.2%

C)

20.7%

D)

24.6%

3)

The price of petrol shot up by 5%. Before the hike, the price was Rs. 82 per litre. A man travels 3045 km every month and his car gives a mileage of 15 km per litre. What is the increase in the monthly expenditure (to the nearest Rs.) on the man's travel due to the hike in the petrol prices?

SSC CGL 2022

A)

758

B)

859

C)

944

D)

832

4)

\({ 11{} \over 5} \) of a number A is 22% of a number B. The number B is equal to 2.5% of a third number C. If the value of C is 5500, then the sum of 80% of A and 40% of B is:

SSC CGL 2022

A)

46

B)

75

C)

88

D)

66

5)

A person's salary was decreased by 50% and subsequently increased by 50% and then again increased by 100%. How much percentage does he lose or gain?

SSC CGL 2022

A)

Gain of 25%

B)

Gain of 50%

C)

Loss of 40%

D)

Loss of 10%

6)

A spends 65% of his income. His income is increased by 20.1% and the expenditure is increased by 20%. By what percent (correct to one decimal place) does his saving increase or decrease?

SSC CGL 2022

A)

Increase by 21.5%

B)

Increase by 20.3%

C)

Decrease by 17.7%

D)

Decrease by 18.9%

7)

The price of an item is reduced by 20%. As a result, customers can get 2 kg more of it for ₹360. Find the original price (in ₹) per kg of the item.

SSC CGL 2022

A)

36

B)

45

C)

40

D)

48

8)

If a positive number ‘k’ when multiplied by 30% of itself gives a number which is 170% more than the number ‘k’, then the number ‘k’ is equal to :

SSC CGL 2022

A)

6

B)

5

C)

9

D)

7

9)

In an election between two candidates, 5% of the registered voters did not cast their vote. 10% of the votes were found to be either invalid or of NOTA. The winning candidate received 60% votes in his favour and won the election by 17271 votes. Find the number of registered voters.

SSC CGL 2022

A)

101000

B)

100000

C)

90525

D)

102500

10)

A is 120% of B and B is 65% of C. If the sum of A, B and C is 121.5, then the value of C - 2B + A is:

SSC CGL 2022

A)

24

B)

35

C)

14

D)

39