The homecoming committee bought 500 plastic souvenir footballs to sell at the homecoming game to raise money for a local charity. The profit (in dollars), p, from the sale of s footballs can be represented by the following equation.

1. Since the homecoming committee bought only 500 footballs, they can sell no more than this. Represent this constraint with an inequality.

2. Is it possible for the profit to be exactly $1500? Show your work and justify your answer.

3. Is it possible for the profit to be at least $2400? Show your work and justify your answer.