10 herons eat 10 fish in 10 minutes. So in how many minutes will 20 he

1.	10 herons eat 10 fish in 10 minutes. So in how many minutes will 20 herons eat 20 fish?
A.	10
B.	20
C.	40
D.	30
Answer» B. 20

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10 herons eat 10 fish in 10 minutes. So in how many minutes will 20 herons eat 20 fish?

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