Question

Just answer 15 please.

Answer 1

13 or more magazines.

`30 / 2.5 = 12`

`12 * 2.5 = 30`

In that case, anything equal to or greater than 13 is correct.

Answer 2

He needs to sell 12 to get exactly $30 but he needs to sell at least 13 if he wants to earn more than $30