Problema Solution
4 boys work 6 hours in a day. If the job takes 192 hours to complete, how many days will the boys have to work?
Answer provided by our tutors
let 'x' be the number of days the boys need to work
since every day the rate of the work is the same we can write the following
6 : 1 = 192 : x
by solving we find
x = 32 days
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the boys will have to work 32 days.