Solve the problem.A retailer knows that n games can be sold in a month at a price of dollars per game. Assume that he buys each game for and sells every one that he buys. If he wishes to make a profit of at least per month on sales of this game, how many games must he sell each month?

Question

A. He must sell 30 or fewer games.
B. He must sell between 25 and 40 games, inclusive.
C. He must sell between 30 and 50 games, inclusive.
D. He must sell between 30 and 80 games, inclusive.

Answer 1

Answer: C