A and B can do a peice of work in 12 days, while B alone can finish in 30 days, how many days can A alone finish the work
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Step-by-step explanation:
20 days
Description for Correct answer:
(A + B)'s 1 day's work = 1/12
B's 1 day's work = 1 /30
A's 1 day's work = 112−130=5−260=120
A alone can finish the work in 20 days.
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Answer:
hello friend A can finish the work in 20 days
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