How large would a 5 cm object appear to be when viewed through a lens with a 5x magnification. (You may use mathematics to explain your answer if you show all work or use complete sentence explanations in addition to any math work shown.)

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.