This Article consist of most important ” Percentage Questions and Answers ” topic that are mostly asked in all competitive exams. We collected these questions from the students who appeared in exams. Now try to solve these questions.
Percentage Questions and Answers
Question : 1 Raman’s salary was decreased by 50% and subsequently increased by 50%. How much percent does he loss ?
A. 60
B. 65
C. 70
D. 75
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Correct Answer : D
Explanation :
Let the original salary = Rs. 100
It will be 150% of (50% of 100)
= (150/100) * (50/100) * 100 = 75
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Question : 2 In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is 2/3 of the number of students of 8 years of age which is 48. What is the total number of students in the school?
A. 72
B. 80
C. 120
D. 100
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Correct Answer : D
Explanation :
Let the number of students be x.
Then, Number of students above 8 years of age = (100 – 20)% of x = 80% of x.
80% of x = 48 + 2/3 of 48
80/100x = 80
x = 100.
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Question : 3 Two numbers are less than third number by 30% and 37% respectively. How much percent is the second number less than by the first ?
A. 8%
B. 9%
C. 10%
D. 11%
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Correct Answer : C
Explanation :
Let the third number is x.
then first number = (100-30)% of x
= 70% of x = 7x/10
Second number is (63x/100)
Difference = 7x/10 – 63x/100 = 7x/10
So required percentage is, difference is what percent of first number
=> (7x/100 * 10/7x * 100 )% = 10%
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Question : 4 The ratio 5:20 expressed as percent equals to ?
A. 50 %
B. 125 %
C. 25 %
D. None of above
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Correct Answer : C
Explanation :
Actually it means 5 is what percent of 20, which can be calculated as,
(5/20)*100 = 5 * 5 = 25
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Question : 5 What will be the fraction of 20% ?
A. 1/4
B. 1/5
C. 1/10
D. None of above
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Correct Answer : B
Explanation :
It will 20*1/100 = 1/5
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