Percentages Practice Test SET 2

SET: 2

1. Richard and Michael deposited $3000 and $4000 in a company at the rate of 10% per annum for 3 years and 2½ years respectively. The difference of the amounts received by them will be
🔘 A. $10	🔘 B. $100
🔘 C. $1000	🔘 D. $1100
🔘 E. $ – 1000

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Answer: D 1100 (formula of Simple interest I = (P × R × T)/100)

2. If 90% of x is 315 km, then the value of x is
🔘 A. 3 km	🔘 B. 30 km
🔘 C. 300 km	🔘 D. 315 km
🔘 E. -3 km

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Answer: D 315 KM. (90% of x is 315 km i.e (90/100) × x = 315)

3. The percent that represents the unshaded region in the figure.
🔘 A. 40%	🔘 B. 50
🔘 C. 60%	🔘 D. 70%
🔘 E. 75%

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Answer: A. 40% Total number of parts in the given figure = 10 × 10 = 100 and unshaded parts = (40/100) × 100

4. If the price of oil is decreased by 20% per barrel, then the new price of 3 barrel of oil originally costing $120 will be
🔘 A. $60	🔘 B. $82
🔘 C. $96	🔘 D. $100
🔘 E. $110

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Answer: $96 (new price of oil= 120 – 20% of original price therefore 120 – (20/100) × 120

5. Benicio purchased a vintage car for $50,59,700 and spent he $40300 on its repairs. To make a profit of 5%, he should sell the car for $ __?
🔘 A. $5155000	🔘 B. $5255000
🔘 C. $5355000	🔘 D. $5455000
🔘 E. $5555000

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Answer: C . $5355000 (formula: Profit % = (profit/CP) × 100 )

6. Kylo bought 120 pens at $4 each. He sold 60 % of the pens at $5 each and the remaining at $3.50 each. If he made profit then find out his profit percentage.
🔘 A. 10%	🔘 B. 30%
🔘 C. 100%	🔘 D. 10.10%
🔘 E. 1%

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Answer: A 10% , Profit percentage = (Profit/CP) × 100

7. Joseph bought a certain number of apples out of which 4% were bad. After selling 75% of the remaining he had 96 apples. Find the number of apples he bought.
🔘 A. 300	🔘 B. 400
🔘 C. 600	🔘 D. 800
🔘 E. 900

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Answer: B 400

8. In a class test Charles needs to score minimum of 40% marks to pass. He scores 178 marks and fails by 22 marks. Find the maximum marks.
🔘 A. 200	🔘 B. 300
🔘 C. 400	🔘 D. 500
🔘 E. 1000

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Answer: D 500 Solution (200 × (100÷ 40))

9. During the pandemic, Richard’s salary was reduced by 10%. By what percent should his reduced salary be raised, so as to bring it at par with his original salary?
🔘 A. $10\frac12$ %	🔘 B. 10%
🔘 C. $11\frac19$ %	🔘 D. $11\frac12$ %
🔘 E. 11%

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Answer: C $11\frac19$ %

10. If A is increased by 20%, it equals B. If B is decreased by 50%, it equals C. Then ____ % of A is equal to C.
🔘 A. 10% of A	🔘 B. 20% of A
🔘 C. 30% of A	🔘 D. 60% of A
🔘 E. 90% of A