41)

A number is mistakenly multiplied by 7/5 instead of being multipiled by 3/2, what is the percentage change in the result due to this mistake?

SSC CHSL 2021

A)

\(3\frac{2}{3}\%\)

B)

\(5\frac{2}{3}\%\)

C)

\(6\frac{2}{3}\% \)

D)

\(7\frac{2}{3}\%\)

42)

35% of the students in a college are girls and the rest are boys. The total number of students in the college is 2800. 75% of the boys and 85% of the girls passed the final examination. The percentage of total students who passed the final examination is :

SSC CHSL 2021

A)

80%

B)

82%

C)

78%

D)

78.5%

43)

The expenditure on food is 35% of the income of a particular family. If the income is raised by 30%, then how much percentage (to the nearest whole number) of food expenditure is less than the initial percentage to keep the food expenditure unchanged?

SSC CHSL 2021

A)

17

B)

23

C)

2

D)

20

44)

If decreasing 180 by x% gives the same result as increasing 60 by x%, then x% of 410 will be more than (x + 20)% of 210 (correct to two decimal places) by:

SSC CHSL 2021

A)

37.57%

B)

36.57%

C)

31.67%

D)

39.46%

45)

If A is 28% less than B and C is 25% less than the sum of A and B, then by what percentage will C be more than A (correct to one decimal place)?

SSC CHSL 2021

A)

75.5%

B)

79.2%

C)

81.6%

D)

84.3%

46)

The price of an article increases by 5% every year. If the difference between its price at the end of the second and the third year is Rs. 52.50, then what will be its price at the end of the first year?

SSC CHSL 2021

A)

Rs. 950

B)

Rs. 1000

C)

Rs. 840

D)

Rs. 900

47)

Savita spends 20% of her monthly income on groceries, 15% of the remaining on rent and then 60% of the left over on children's education and others. If she saves Rs.9,792 a month, then how much (in Rs.) does she spend on rent?

SSC CHSL 2021

A)

3,960

B)

4,450

C)

4,200

D)

4,320

48)

A is 150% of B and B is 40% of C. If A + B + C = 20, then the value of 2B + 3C - 4A is equal to:

SSC CHSL 2021

A)

15

B)

20

C)

16

D)

14

49)

The population of a town increased by 15% in 2018 and 10% in 2019, Due to a pandemic, it decreased by 10% in 2020. What was the percentage increase in the population of the town in 3 years?

SSC CHSL 2021

A)

15%

B)

12.5%

C)

17.5%

D)

13.85%

50)

In a constituency, 55% of the total number of voters are males and the rest are females. If 40% of the males are illiterate and 40% of the females are literate, then by what percentage is the number of illiterate females more than that of the illiterate males (correct to one decimal place)?

SSC CHSL 2021

A)

21.5%

B)

20.8%

C)

16.4%

D)

22.7%