The ordered pairs below show the number of gallons of gas used, x, and the number of miles traveled, y, for a compact car.
(7,224), (8,264), (9,279), (10,350)
if the data is modeled with the linear best fit function, approximately how many gallons of gas will be used by the car when it travels 400 miles?
a. 10.3
b. 11.6
c. 12.8
d. 14.3
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