49 pumps can empty a reservoir in 17 days ,working 6 hours a day. if 119 pumps are used for 7 hours a day then in how many days will the same work be completed?

STEP 1 :

First of all lets calculate the total work for '49' pupms = 49 * 17 * 6

STEP 2 :

Let the reqiured number of days for '119' pumps be x

Now calculate the total work for '119' pumps = 119 * x * 7

STEP 3 :

Now equate the total work for '49' days to work for '119' days

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