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Successive discounts of 10%, 20% and 50%...

Successive discounts of 10%, 20% and 50% will be equivalent to a single discount is
10%, 20% और 50% की उत्तरोत्तर छूट कितनी एक छूट के तुल्य होगी?

A

0.36

B

0.64

C

0.8

D

0.56

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CHAMPION PUBLICATION-2011 TIER-II PAPER(23)-EXERCISE
  1. A and B earn in the ratio 2: 1.They spend in the ratio 5: 3 and save i...

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  2. The ratio of the sum of two numbers and their difference is 5: 1. The ...

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  3. Successive discounts of 10%, 20% and 50% will be equivalent to a singl...

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  4. A retailer offers the following discount schemes for buyers on an arti...

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  5. A mixture contains 80% acid and rest water. Part of the mixture that s...

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  6. An employer reduces the number of his employees in the ration 9:8 and ...

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  7. The batting average for 40 innings of a cricket. player is 50 runs. Hi...

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  8. A and B are two alloys of gold and copper prepared by mixing metals in...

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  9. In a laboratory, two bottles contain mixture of acid and water in the...

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  10. The average the three numbers is 154. The first number is twice the se...

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  11. The average salary of all the staff in an office of a corporate house ...

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  12. The average marks of 40 students in an English exam is 72. Later it is...

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  13. Of three numbers, the second is thrice the first and the third number ...

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  14. A car covers 1/5 of the distance from A to B at the speed at 8 km/hr, ...

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  15. A jar contains 10 red marbles and 30 green ones. How many red marbles ...

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  16. If a number multiplied by 25% of itself gives a number which is 200% m...

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  17. The value on an article depreciates every year at the rate of 10% of i...

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  18. The price of onions has been increased by 50%. In order to keep the ex...

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  19. If A travels to his school from his house at the speed of 3 km/hr. the...

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  20. Nitin bought some oranges at Rs.40 a dozen and an equal number at Rs.3...

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