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const2013 [10]
3 years ago
10

A delivery person uses a service elevator to bring boxes of books up to an office. The delivery person weighs 160 lb and each bo

x of books weighs 40 lb. The maximum capacity of the elevator is 670 lb. How many boxes of books can the delivery person bring up at one​ time?
Mathematics
2 answers:
bearhunter [10]3 years ago
8 0

Answer:

Step-by-step explanation:

So if the delivery person weights 160 lbs than we’re going to subtract 670-160=510 next we divide 40 into 510 which is 12.75. Which means that he can bring 12 boxes.

tatyana61 [14]3 years ago
7 0

Answer:

12

Step-by-step explanation:

max cap 670lb- delivery person 160lb  weight left 510lb

weight 510lb/each box 40lb number of boxes 12.75lb

each box 40lb times number of boxes 12lb  480lb+160lb 640lb

so your still have 30 lb before max weight of elevator

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