Which pair of numbers is relatively prime?
a. 21 and 77
b. 45 and 385
c. 24 and 35
d. 15 and 96

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.

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.

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.