Abusiness has a goal of selling 500 bags of chips. with 3 days left they have 322 to go. at least how many do they need to average per day to meet their goal?

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.