Afer each soccer practice, scott runs 4 sprints of 20yards each. if he continues his routine how many practice will it take for scott to have sprinted a total of 2 miles combined

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.