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A works twice as fast as B and B works t...

A works twice as fast as B and B works twice as fast as C. All three working together can finish a task in 4 days with the help of D. If D alone can finish the same task in 16 days, then in how many days will A alone finish 75% of the same task ?

A

6

B

9

C

8

D

7

Text Solution

Verified by Experts

The correct Answer is:
D
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