The bottle
Level
pending
John needs 13 bottles of water from the store. John can only carry 3 at a time. What's the minimum number of trips John needs to make to the store?
4
3
6
5
4 1/2
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1 solution
For the first four trips, he gets only 3 × 4 = 1 2 bottles of water. So he needs another trip to get the remaining 1 bottle of water.