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Find 10% more than Rs 90....

Find 10% more than Rs 90.

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Find 20% more than Rs 200.

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Find the amount when Rs 10,000 is invested for 2(1)/(2) years at 10% intersect compounded yearly.

In a class, 5% of the boys and 10% of the girls have an IQ of more than 150. In this class 60% of the students are boys. If a student is selected at random and found to have an IQ of more than 150, find the probability that the student is a boy.

It is given that 10% of the electric bulbs manufactured by a company are defective. In a sample of 20 bulbs, find the probability that more than 2 are defective.

A man sold an article for Rs. 396 and gained 10% on it. Find cost price of the article.

A man sold an article for Rs 490 and gained 10% on it. Find the cost price of the article.

The simple interest on a certain sum for 3 years at 10% per annum is Rs. 829.50. Find the sum.

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RD SHARMA ENGLISH-PERCENTAGE-All Questions
  1. Express 75 paise as a percent of Rs 5.

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  2. Express 18 hours as a percent of 3 days.

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  3. Find 10% more than Rs 90.

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  4. Find 20% less than Rs 70.

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  5. What percent of (i) 24 is 6? (ii) Rs 125 is Rs 10?

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  6. What percent of (i) 4 km is 160 metres?             (ii) Rs 8 is 25 p...

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  7. What percent of (i) 2 days is 8 hours?            (ii) 1 litre is 1...

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  8. What percent is equivalent to3/8?

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  9. Find the following: (i) 8 is 4% of which number? (ii) 6 is 60% of ...

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  10. Find the following: (i) 6 is 30% of which number? (ii) 12 is 25% of...

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  11. Convert each of the following pairs into percentages and find out wh...

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  12. Find 20% more than Rs 200.

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  13. Find 10% less than Rs 150.

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  14. Sarita secured 84% marks in Hindi paper. If the maximum marks in th...

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  15. 55% of the population of a town are males. If the total population ...

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  16. In an election, out of 75000 eligible voters 50000 cast their votes...

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  17. A basket contains 350 eggs. If 12% of the eggs are rotten, find the...

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  18. In a fabric, cotton and synthetic fibres are in the ratio of 2: 3. ...

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  19. A man spends 92% of his monthly income. If he saves Rs 220 per mont...

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  20. In an examination, 94% of the candidates passed and 114 failed. How...

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