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A, B and C together can finish a task in...

A, B and C together can finish a task in 12 days. A is twice as productive as B and C alone can do the task in 36 days. In how many days can A and B do the task if C goes on leave?

A

10

B

20

C

15

D

18

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CHAMPION PUBLICATION-2017 TIER-II PAPER(11)-EXERCISE
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  2. A can paint a house in 55 days and B can do it in 66 days. Along with ...

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  3. A, B and C together can finish a task in 12 days. A is twice as produ...

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  4. A, B and C can together do a job in 9 days. C alone can do the job in ...

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  5. Giving two successive discounts of 60% is equal to giving one discount...

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  6. If a watch is being sold at Rs 7,225 which is marked at Rs 8,500, then...

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  7. On a machine there is 10% trade discount on the marked price of Rs 2,5...

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  8. A trader marks up his goods by 120% and offers 30% discount. What wil...

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  9. Sanjay's test marks In two subjects, English and Hindi are In the rati...

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  10. The ratio of present ages of Simi and Seema is 5 : 4. After 9 years th...

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  11. Find the third proportional to 6 and 12.

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  12. According to the will the wealth of Rs. 21,25,000 was to be divided be...

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  13. If Rs. 25,000 is to be divided among A, B and C in the ratio 1/10: 1/6...

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  14. Rizwan has a box In which he kept red and blue marbles. The red marble...

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  15. The average weight of L, M and N is 93 kg. If the average weight of L ...

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  16. Mahesh buys 3 shirts at an average price of Rs. 1250. If he buys 2 mor...

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  17. In a one day match of 50 overs in an innings the Team A had a run rate...

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  18. Average of all even numbers between 222 and 250 is

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  19. A vendor buys bananas at 7 for 6 and sells at 6 for Rs 7. What will be...

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  20. A miner sells a diamond to a trader at a profit of 40% and the trader ...

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