Amara needs 454545 kilograms of meat to feed her 222 pet dragons each day. Each pet dragon eats the same amount of meat. How many kilograms of meat does Amara need to feed 444 pet dragons each day?

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.