Which ordered pair makes both inequalities true?

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

For the function, f(x) = -5x 2, find f(-4).

Acircle has a circumference of 28.36 units what is the diameter of the circle