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     EduGorilla 
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    Ramos, Karen and Vincent take a contract to do a piece of work. Ramos can do it alone in 10 days. Karen can do it in 20 days and Vincent can do it in 40 days. They work alternately. On the 1st day, Ramos will do it alone, on the 2nd day, Karen will do it and on the 3rd day, Vincent will do it alone, and so on till the work is completed. Find the time taken to complete the work.

    Options :-

    1. 12.5 days
    2. 13.5 days
    3. 14.5 days
    4. 16.5 days
    5. 17.5 days
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Reply To: Ramos, Karen and Vincent take a contract to do a piece of work. Ramos can do it alone in 10 days. Ka….
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