Annie spends an average of 2.77 hours on online gaming and two dogs for four hours on doing other school activities online each day six days a week about how long does she's been surfing the Internet in a day in a week

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.