if A and B together can complete a work in 15days B alone in 20 days.in how many days A will finish the work
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60 days..............................
adi252:
how
can u expain it plz
can u
plz explain how
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Hey friend.......
Answer :- A and B complete a work in = 15 days;
One day's work of (A+B) = 1/15;
B complete the work in = 20 days;
One day's work of B = 1/20;
Then, A's one day's work = 1/15-1/20 = (4-3)/60 = 1/60;
Thus, A can complete the work in = 60 days.
Answer :- A and B complete a work in = 15 days;
One day's work of (A+B) = 1/15;
B complete the work in = 20 days;
One day's work of B = 1/20;
Then, A's one day's work = 1/15-1/20 = (4-3)/60 = 1/60;
Thus, A can complete the work in = 60 days.
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