Mona runs a cafeteria and she has cute little cartons of milk. The supplier charge $\$0.45$ per carton of milk, in addition to a delivery charges of $\$75$. What is the maximum number of milk carton she can buy has if budgeted $\$ 525$ for milk ?

Question

$(a) \;\geq 1000 \\ (b)\;\leq 1000 \\ (c)\;=1000 \\ (d)\;\text{none of the above}$