Afood contains 1.1 grams carbohydrates, 13 grams protein, and 11 grams fats. how many calories does the food provide? a) 105.9 calories b) 143 calories c) 155.4 calories d) 220.4 calories show your work.

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point