25 pumps can fill a reservoir is 12 hours. In how many hours can 15 such pumps fill the reservoir?
Answers
Answered by
0
Answer:
answer is 20
25 x 12 ÷ 15
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Answered by
1
Answer:
20
Step-by-step explanation:
use unitary method
pumps hours
25 12
15 x
25×12/15=x
x=20
So they'll take 20 hours
hope you've understood
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