Use the three steps to solve the problem. express the answers using decimals. it took john 12 hours riding his bike to make the round trip to his uncle's. if he averaged 20 mph out and 30 mph back, how long did he travel each way? (round answer to nearest tenth.) {out a0 hrs., back a1 hrs.}

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Two lines parallel to a third line are parallel to each other. always sometimes or never

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old