Aclass of 195 students went on a field trip. they took 7 vehicles, some cars and some buses. find the
number of cars and the number of buses they took if each car holds 5 students and each bus hold 45
students.

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.