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8 Adults and 4 Children Need to Cross a River

Question 22

Multiple Choice

8 adults and 4 children need to cross a river in a small boat that can hold one adult or one or two children. How many one-way trips will it take for all of them to cross the river? ​


A) 37
B) 35
C) 12
D) 32
E) 16

Correct Answer:

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