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9 votes
9 votes
An elevator can lift up to 450 kg. 10 boxes weigh 13.75 kg each, and a number of additional boxes weigh 15.5 kg each. If 10 boxes are put on the elevator, how many additional boxes can be lifted in the same load?

User PTucky Eagle
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1 Answer

17 votes
17 votes
20 boxes because 13.75 x 10=137.5
450-137.5=312.5
312.5/15.5=20.16
boxes=20
User KenEucker
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