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Math
Louis Garcia

Time & Work :-Q1. A can do a piece of work in 20 days and B can do same work in 30 days. They start the work together. In how many days, the work will be completed?A किसी कार्य को 20 दिनों में कर सकता है और B उसी कार्य को 30 दिनों में कर सकता है। वे एक साथ काम शुरू करते हैं। तो कार्य कितने दिनों में पूरा हो जाएगा?(a) 12 days(b) 15 days(c) 18 days(d) 20 dayssolution:-A - 20 - 3 ( one day work) } } 60 ( total work ) }B - 30 - 2 ( one day work)A+B Together work :-( A + B ) = 5 ( one day work )total work / A+B (one day work)60 / 5 = 12 Ans.option (a) 12 days.​

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Answer:

I know this A+B Together work :-

( A + B ) = 5 ( one day work )

total work / A+B (one day work)

60 / 5 = 12 Ans.

option (a) 12 days.

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