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The efficiences of A , B and C are in ra...

The efficiences of A , B and C are in ratio 5 : 3 : 8. Working together they can complete a work in 30 days. A and B worked together for 20 days. The remaining work will be completed by C alone in :
A, B और C की कार्य क्षमता 5 : 3 : 8 है| एक साथ कार्य करते हुए, वे किसी कार्य को 30 दिनों में कर सकते हैं | A और B ने 20 दिनों तक कार्य किया | शेष कार्य पूरा करने में C को अकेले कितने दिन लगेंगे?

A

40 days

B

36 days

C

30 days

D

32 days

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