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Two workers A and B are engaged to do a piece of work. A working alone would take 8 hours more to complete the work that when work together. If B worked alone, would take `4(1)/(2)` hours more than when work together. The time required to finish the work together is

A

4 hours

B

6 hours

C

5 hours

D

8 hours

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CHAMPION PUBLICATION-2014 TIER-II PAPER(19)-EXERCISE
  1. The number which can be written in the form of n (n+1) (n+ 2), where n...

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  2. The value of (11111)^(2) is

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  3. Two workers A and B are engaged to do a piece of work. A working alone...

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  4. If a man earns ₹ 2,000 for his first 50 hours of work in a week and t...

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  5. If x can finish a job in 4 hours and y can finish the same job in 8 ho...

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  6. A company employed 200 workers to complete a certain work in 150 days....

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  7. x can copy 80 pages in 20 hours, x and y together can copy 135 pages i...

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  8. x does (1)/(4) of a job in 6 days, y completes rest of the job in 12...

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  9. Mr. x and Mr. y each bought the same motorcycle using a 10% off coupon...

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  10. If a person makred a product 25% above the cost price but allows 10% d...

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  11. The price of an antique is reduced by 20% and then this price is again...

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  12. A builder purchases 25 windows at 25% off the total price of Rs. 1,20,...

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  13. If A: B = 1/2 : 1/3, B: C = 1/5 : 1/3, then (A+B): (B+C) is equal to...

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  14. In a partnership business, B's capital was half of A's. If after 8 mon...

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  15. A school group charters three identical buses and occupies (4)/(5) of ...

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  16. A and B invest in the ratio 3:5. After 6 months, C joins the business,...

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  17. In a library the ratio of story books and other books in 7:2 and there...

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  18. Study the bar diagram and answer the questions. बार-आरेख का अध्ययन क...

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  19. Study the bar diagram and answer the questions. बार-आरेख का अध्ययन क...

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  20. In an Institution there are 800 students. Students use different modes...

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