Can someone pls answer one of my questions from the like last 2 I posted nobody ever answer so here are some free points from this one if you respond ok I will see if you account answers my latest post. Pls go fast

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.