An online store uses the following model to sell sneakers to its customers. explain what the $150 and $10 represent in the context of this problem. please be sure to use units. Someone help me please! I’ve been stuck on this problem 2 days :/

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.