A company estimates that the marginal cost (in dollars per item) of producing x items is 1.76 − 0.004x. If the cost of producing one item is $552, find the cost of producing 100 items. Step 1
The marginal cost function is the derivative of the cost function C(x). So we know that
C '(x) = 1.76 − 0.004x.?

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?