ayan working for 2 days and sayan working for 3 days complete 3/5 of a work. Again ayan working for 3 days and sayan working for 4 days complete 13/15 of the work. how many more days sayan will taken then ayan to complete the work, if they work separately..?
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Answer:
10 days
Step-by-step explanation:
2A + 3B = 3/5
3A + 4B = 13/15
6A + 9B = 9/5 -->(1)
6A + 8B = 26/15 -->(2)
(1)-(2)
B=1/15, A=1/5
B takes 15 days to complete work
A takes 5 days to complete work
B-A=10 days
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