paigemykiaha paigemykiaha

23-03-2020
Mathematics

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A contractor charges $1,200 for 100 square feet of roofing installed. At this rate, how much does it cost to have 1,100 square feet installed?

Respuesta :

anna2023147 anna2023147

23-03-2020

Answer:

$13200

Step-by-step explanation:

All we have to do is set up a proportion.

1200/100=x/1100

Thathat means that

100x=1,320,000

x= 13200

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