jenn8055
28.09.2023 •
Mathematics
Two cars get an oil change at the same service center. Each customer is charged a fee (x) for the oil change plus y dollars per quart of oil. The charge for the car that requires 5 quarts of oil costs $22.45. The oil change for the car that requires 7 quarts of oil costs $25.45. Find the fee (x) and the cost per quart of oil.
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Ответ:
Circumference of the wheel = 2 * 3.14 = 6.28 m
Distance travelled = 120 * 6.28 = 753.6 m Answer