Ok so all you have to do is multiple 9 And 4 ok then you will get you answer
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Answer:
8
Step-by-step explanation:
Since the forklift has a maximum capacity of three boxes per trip, simply divide the total number of boxes (23 boxes) by three and round up to the nearest whole unit to find the number of trips required:

Casey had to visit the dock 8 times. He moved three boxes in seven trips and two boxes in one trip.