Question

The cost (in dollars) to produce x surfboards in a factory is given by the function C(x) = 20x + 500. The number of surfboards that can be produced in h hours is given by the function x(h) = 30h. Find the rule for C(x(h)).

1. 600h - 500
2. 600h + 500
3. 50h + 500
4. 50h - 500