Aptitude  Percentage  Practice Q&A

1. A fruit seller had some apples. He sells 40% apples and still has 420 apples. Originally, he had:

588 apples 600 apples 672 apples 700 apples

2. If 20% of a = b, then b% of 20 is the same as:

4% of a 5% of a 20% of a None of these

3. Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of B. Find the ratio of A : B.

2 : 3 1 : 1 3 : 4 4 : 3

4. Q as a percentage of P is equal to P as a percentage of (P + Q). Find Q as a percentage of P.

62% 50% 75% 66%

5. If the price of petrol increases by 25% and Benson intends to spend only an additional 15% on petrol, by how much percent will he reduce the quantity of petrol purchased?

8% 7% 10% 6%

6. Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the sum of their marks. The marks obtained by them are:

39, 30 41, 32 42, 33 43, 34

7. What percentage of numbers from 1 to 70 have 1 or 9 in the units digit?

1 14 20 21

8. Gauri went to the stationers and bought things worth Rs. 25, out of which 30 paise went on sales tax on taxable purchases. If the tax rate was 6%, then what was the cost of the tax free items?

Rs. 15 Rs. 15.70 Rs. 19.70 Rs. 20

9. In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is $ \dfrac{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?

72 80 120 100

10. What percent of a day is 6 hours?

6.25% 20% 25% 12.5%

 

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