Problema Solution
A laborer can do a job in 3 days, a second can do it in 6 days, and a third in 7 days. How many days can the three do the job if they work together?
Answer provided by our tutors
Let 'x' represent the number of days they needs to finish the job together.
1/3 + 1/6 + 1/7 = 1/x
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click here to see the equation solved for x
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x = 14/9 days
x = 1.56 days
Together they can finish the job is 1.56 days.