Question

Wong’s Garage buys quarts of motor oil by the gross (144 units) for $0.75 per quart. When Wong’s changes the oil in customers’ cars, it marks up the oil 175% of the cost. What is the selling price of a quart of oil used in a standard oil change?

Answer 1

Each quart is 1.31 to the customer.

Explanation:

Cost of 1 quart to Wong = 0.75

Cost to you or I = 0.75 * 175/100 = 1.31

He sells each quart for 1.31 dollars.