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

PTucky Eagle asked May 24, 2022

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PTucky Eagle asked May 24, 2022

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17 votes

20 boxes because 13.75 x 10=137.5
450-137.5=312.5
312.5/15.5=20.16
boxes=20

KenEucker answered May 30, 2022

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