round each time to the nerast whole second. then estimate how many seconds baily won the race bye balily 35.78 and elena 39.51 please help me

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?