Astore has 18 red beach balls and 17 green beach balls in boxes of 5 beach balls each how many boxes of beach balls are in store?

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?