You are selling bags of candy at different prices based on weight. If your bag weighs less than 10 ounces, it costs $1 per ounce. If your bag weighs 10 to 15 ounces, the rate is $0.75 per ounce, and $0.50 for each additional ounce. Select all of the inequalities that are constraints on the system.

$1.00x when x < 10

$1.00x when x (< or equal to) 10

$0.75x when 10 < x (< or equal to) 15

$11.25 + $0.50(x - 15), when x > 15

$0.75x, when 10 (< or equal to) x (< or equal to) 15

$11.25 +15(x - $0.50), when x > 15