Pls help

Anne is twice as old as bill, and bill is 3 years older than christie. the sum of anne s and christie s ages equal 72. find their age difference.?

Arestaurant needs to buy thirty-seven new plates. if each box has five plates in it, how many boxes will they need to buy?

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2