Practice Questions with Solutions: Percentages

# Practice Questions with Solutions: Percentages Notes | Study Mathematics for Class 5 - Class 5

## Document Description: Practice Questions with Solutions: Percentages for Class 5 2022 is part of Mathematics for Class 5 preparation. The notes and questions for Practice Questions with Solutions: Percentages have been prepared according to the Class 5 exam syllabus. Information about Practice Questions with Solutions: Percentages covers topics like and Practice Questions with Solutions: Percentages Example, for Class 5 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for Practice Questions with Solutions: Percentages.

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Question 1: Find the number whose:
(a) 15% is 24
(b) 36% is 117

(a) We have, 15% of the required number = 24

Thus, the required number

Hence, 160 is the required number whose 15% is 24.
(b) We have 36% of the required number = 117

Thus, the required number

Hence, 325 is the required number whose 36% is 117.

Question 2: What per cent of 80 is 60?

60 out of 80 is equivalent to the fraction 60 / 80.

Hence, 75% of 80 is 60.

Question 3: Find:
(a) 20% of 80
(b) 32% of 75
(c) 45% of 80 days

a) 20% of 80

Hence, 20% of 80 = 16.
(b) 32% of 75

Hence, 32% of 75 = 24
(c) 45% of 80 days

Hence, 45% of 80 days = 36 days.

Question 4: Express each of the following as a per cent:
(a) 0.14
(b) 0.35
(c) 0.75

(a) 0.14 = (0.14 × 100)% = 14%.
(b) 0.35 = (0.35 × 100)% = 35%.
(c) 0.75 = (0.75 × 100)% = 75%.

Question 5: Express each of the following as a per cent:
(a) 11 / 20
(b) 14 / 25
(c) 27 / 50

(a)

(b)

(c)

Question 6: Express each of the following per cents as a decimal.
(a) 11%
(b) 72%
(c) 85%

(a) 11% = 11 / 100 = 0.11.
(b) 72% = 72 / 100 = 0.72.
(c) 85% = 85 / 100 = 0.85.

Remember: By a certain per cent we mean that many hundredths.

Question 7: Express each of the following per cents as a fraction:
(a) 15%
(b) 64%
(c) 95%

(a) 15% = 15 / 100 = 3 / 20%.
(b) 64% = 64 / 100 = 16 / 25%.
(c) 95% = 95 / 100 = 19 / 20%.

Question 8: Praveen scored 432 marks out of 600. What percentage of marks did he score?

432 out of 600 is equivalent to the fraction 432/600.

Hence, the required percentage = 432/600 x 100% = 72%

Hence, Praveen scored 72% marks.

Question 9: Mr Bhardwaj earns ₹ 75,200 per month. He pays 10% as income tax. How much does he pay as income tax?

Mr Bhardwaj's monthly earnings = ₹ 75,200

Amount paid as income tax = 10% of ₹ 75,200

= ₹ 75,200 x 10/100 = ₹ 75,200 x 10/100 = ₹7,520

Question 10: In a school there are 725 students. Out of these, 32% are girls. How many girls are there? Also find the number of boys in the school.

Total number of students in the school = 725

Number of girls = 32% of 725 = 725 x 32/100 = 725 x 32/100 = 29 x 8 = 232.

Thus, number of boys in the school = 725 - 232 = 493.

The document Practice Questions with Solutions: Percentages Notes | Study Mathematics for Class 5 - Class 5 is a part of the Class 5 Course Mathematics for Class 5.
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