SOLUTION: 1. If Carla can drive 400 miles on 28 gallons of gas, how many gallons of gas will she need to travel 1000 miles?

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Question 577583: 1. If Carla can drive 400 miles on 28 gallons of gas, how many gallons of gas will she need to travel 1000 miles?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
400/28 = 1000/x

400x = 28*1000

400x = 28000

x = 28000/400

x = 70


So she'll need 70 gallons of gas.