الد
Alternate Work
B В
A can finish a work in 15 days. B can finish the same work in
20 days. How many days would they need to finish the entire
work if they work on alternate days with B working on 1st day?
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Alternate Work
B В
A can finish a work in 15 days. B can finish the same work in
20 days. How many days would they need to finish the entire
work if they work on alternate days with B working on 1st day?
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