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In an examination the percentage of stud...

In an examination the percentage of students qualified to the number of students appeared from school A is 70%. In school B, the number of students appeared is 20% more than the student appeared from school A and the number of students qualified from school B is 50% more than the students qualified from school A. What is the percentage of students qualified to the number of students appeared from school B? `30 %` b. `70 %` c. `78. 5 %` d. 87.5%

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RS AGGARWAL-PERCENTAGE-All Questions
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  2. In an examination in which full marks were 800, A gets 20% more than B...

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  3. In an examination the percentage of students qualified to the number o...

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  4. If the price of a book is first decreased by 25% and then increased by...

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  5. Income tax is raised-from 4 paise to 5 paise in a rupee but the rev...

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  6. The ticket for admission to an exhibition was Rs. 5 and it was late...

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  7. The income of a broker remains unchanged though the rate of commiss...

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  8. By how much percent must a motorist increase his speed in order to ...

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  9. What percent decrease in salaries would exactly cancel out the 20 p...

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  10. The price of an article is reduced by 25%. In order to retain the o...

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  11. A number is increased by 20% and then again by 20%. By what percent...

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  12. A person's salary is decreased by steps of 20%, 15% and 10%. Approx...

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  13. In a fraction, if numerator is increased by 40% and denominator is ...

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  14. If the numerator of a fraction is increased by 240% and the denomin...

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  15. The price of a certain item is increased by 15%. If a consumer wants...

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  16. If the price of oil is increased by 30%, then by how much percent a...

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  17. The price of wheat falls by 16%. By what percentage a person can in...

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  18. The price of oil is increased by 25%. If the expenditure is not all...

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  19. The price of sugar increases by 32%. A family reduces its consumpti...

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  20. Princes register an increase of 10% on foodsgrains and 15% on other ...

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