A can complete 1/5 of a work in 12 hours and B can do 1/6 of the same work in 15 hours. In how many hours both working together can complete the work?
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Step-by-step explanation:
Sorry I don't know the answer.
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Answer:36 hours
Step-by-step explanation:
A can complete work in 5×12=60hours
B can complete work in 6×15=90hours
If both joined=1/1÷60+1÷90
5400÷150=36
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