Correct
Explanation
13 : 3 = 4.333333. And since one can't go anywhere 0.333333 times, Mike will need to take 5 trips to the store to get all the water he needs.
Solve this puzzle
If 3 kids can eat 3 hot dogs in 3 minutes, how many minutes would it take 100 kids to eat 100 hot dogs?
100 2 50 3