Question
Ram and Shyam can complete a project in 15 days and 10
days, respectively. They started doing the work together, but after 2 days, Shayam had to leave, and Ram alone completed the remaining work. In how many days was the whole work completed? type-sscSolution
Ram              Shyam 15                        10               30          total works 2                           3            -Efficiency ATQ- 2(Ram +Shyam) + x (Ram)=30 2(2+3) +x (2) =30 2x =30-10=20 X=10days Total days =10+2 =12days
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