Rodrigo is starting his own part time business. He plans to earn $25 per hour. He has the following expenses each month, $750 for overhead, $110 for phone and fax and $75 for materials. a. Write an equality that describes the number of hours h he must work to earn a profit of $625.
b. How many hours should he have worked to earn a profit of at least $625?

A. 25h + 625 ≥ 750 + 110 + 75; b. Ozzie must work at least 10.4 hours each month.

B. 25h ≥ 750 + 110 + 75 + 625; b. Ozzie must work at least 62.4 hours each month.

C. 25h ≤ 650; b. Ozzie must work at most 25 hours each month.

D. 25h ≥ 625; b. Ozzie must work at least 25 hours each month.