Mathematics · Ratios, Proportions & Percentages · page 5 of 22

Percentages MCQs with Answers

Includes 50 past paper MCQs (marked).

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Percentages MCQs (41–50)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

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41.
$15$ is $20\%$ of ?
Correct Answer: C. $75$
One-liner
$15$ is $20\%$ of $75$.
42.
$9000 + 16\frac{2}{3}\%$ of $? = 10500$
Correct Answer: C. $9000$
One-liner
The unknown value is $9000$.
43.
$15\%$ of $400 = \text{?}$
Correct Answer: D. $60$
One-liner
$15\%$ of $400$ is $60$.
44.
$20\%$ of one tenth of $120$ is ?
Correct Answer: D. $2.4$
One-liner
$20\%$ of one tenth of $120$ is $2.4$.
45.
If the area of a rectangular plot increases by 30% while its breadth remains the same, what will be the ratio of the new area to the old area?
Correct Answer: A. $13:10$
One-liner
The ratio of the new area to the old area is $13:10$.
46.
Past Paper MCQ
$20\%$ of $30\%$ of $20\%$ of Rs. $850$ is?
Correct Answer: A. Rs. $10.20$
One-liner
$20\%$ of $30\%$ of $20\%$ of Rs. $850$ is Rs. $10.20$.
47.
If $1\%$ of $2000$ is $20$, and you add $20$ three times, what is the final result?
Correct Answer: B. $80$
One-liner
Adding $20$ three times gives $20 + 20 + 20 = 60$, and adding that to the original $20$ yields $80$.
48.
If $p$ is 5 times of $q$, what percentage of $q$ is less than $p$?
Correct Answer: B. $400\%$
One-liner
$p$ is $400\%$ more than $q$ when $p = 5q$.
49.
$20\%$ of $150$ is equal to _?
Correct Answer: B. $30$
One-liner
$20\%$ of $150$ is equal to $30$.
50.
During a thunderstorm, the outdoor temperature went from $88^\circ$F to $77^\circ$F. Find the percent of decrease.
Correct Answer: B. $12.5\%$
One-liner
The percent decrease is $12.5\%$.