SOLUTION: two adults and three children with a canoc on moosc island want to go to canary island . the canoc can hold either one adult and one child or three children .how many trips does

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Question 238453: two adults and three children with a canoc on moosc island want to go to canary island . the canoc can hold either one adult and one child or three children .how many trips does the canoc have to make from one island to the other to ferry everyone across ?
a) 2 b) 3 c) 4 d) 5 e) 6
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
FIRST TRIP=3CHILDREN (DROP OFF 2 CHILDREN)
RETURN TRIP=1 CHILD
THIRD TRIP 1 ADULT & 1 CHILD (DROP OFF 1 ADULT)
RETURN=1 CHILD
FIFTH TRIP 1 ADULT + 1 CHILD (DROP OFF 1 ADULT & 1 CHILD)
ANSWER D) 5 TRIPS.