Percentage SSC CHSL Questions

SSC CHSL-Quantitative Aptitude
Percentage

Percentage MCQ Questions


7.
A solution contains acid and water in the ratio of 4 : 5. If 20% of the solution is replaced by water, then what will be the ratio of acid and water in the new solution?
SSC CHSL 2021-13.04.2021-2
A.
10:7
B.
5:17
C.
16:29
D.
8:15
😑 View Answer Error
ANSWER :
C. 16:29
8.

In a survey it was found that in a constituency, 55% of voters are male and the rest are female. 40% of the male voters are literate and \(33\dfrac{1}{3}\%\) of the female voters are illiterate. What percentage of the voters are literate?


SSC CHSL 2021-13.04.2021-2
A.

48%

B.

52%

C.

37%

D.

54%

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ANSWER :

B. 52%

9.
In an examination of 180 marks of a subject, 75% marks are allocated for theory and the rest for project work. Veena scored 60% in theory. What percentage of marks must she score in the project to achieve an overall 62% marks in the subject?
SSC CHSL 2021-13.04.2021-3
A.
65
B.
66
C.
68
D.
64
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ANSWER :
C. 68
10.
In a class, 60% of the students are girls and the rest are boys. 45% of the girls pass an examination and 40% of the boys failed. If the number of girls who failed is 66, the number of boys who passed the examination is:
SSC CHSL 2021-15.04.2021-1
A.
36
B.
48
C.
54
D.
60
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ANSWER :
B. 48
11.
The speed of a boat downstream is 150% more than its speed upstream. If the time taken by the boat for going 80 km downstream and 50 km upstream is 8.2 hours, then what is the speed (in km/h) of the boat downstream?
SSC CHSL 2021-15.04.2021-1
A.
16
B.
30
C.
24
D.
25
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ANSWER :
D. 25
12.

A number is mistakenly multiplied by \(\dfrac{7}{5}\) instead of being multiplied by \(\dfrac{3}{2}\). What is the percentage change in the result due to this mistake?


SSC CHSL 2021-15.04.2021-2
A.

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

B.

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

C.

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

D.

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

😑 View Answer Error
ANSWER :

A. \(6\dfrac{2}{3}\%\)

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