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The efficiencies of A , B and C are in t...

The efficiencies of A , B and C are in the ratio of 2 : 3 : 5. Working together, they can complete a task in 6 days. In how many days will A alone complete 20% of the task?
A, B और C की कार्य क्षमता का अनुपात 2 : 3 : 5 है | एक साथ कार्य करते हुए, वे किसी कार्य को 6 दिनों में पूरा कर सकते हैं | A 20% कार्य कितने दिनों में पूरा करेगा ?

A

8

B

5

C

6

D

4

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