X/3 x 1? help me please

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Which of the following represents the range of the graph of f(x) below

The graph of y x3 is translated so that the point (1. 1) is moved to (1, 4). what is the equation of the new graph?