Micah harvested 28 watermelons from his garden. He sold w watermelons at the market. Which expression describes the number of watermelons that Micah has remaining?
w
28 + w
w-28
d
28 - w

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A. 15 degrees b. 45 degrees c. 30 degrees d. 60 degrees

Connor took out a 4-year loan to buy a car at a 4% simple interest rate. if he has to pay $240 in interest, how much principal did he borrow?