Problema Solution
Mang lim harvests his plants in 8 hours and Mag Kulas harvests the same in just 4 hours.How many hours will it take them to harvest plants working together?
Answer provided by our tutors
Let 'x' represent the number of hours Mang Lim and Mag Kulas need to harvest plants together,
Mang Lim's rate is 1/8 of the plants per hour.
Mag Kulas's rate is 1/4 of the plants per hour.
The together rate is 1/x of the plants per hour.
1/8 + 1/4 = 1/x
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click here to see the equation solved for x
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x = 8/3
x = 2 2/3 hr
x = 2 hr 2*60/3 min
x = 2 hr 40 min
It will take them 2 hours and 40 minutes to harvest the plants together.