Which inequality has an arrow pointing to the left when the solution set is graft on a number line

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?

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

What number is 7 units left of -15?