Please answer all questions. Please show your work in the answers. I skated 3 miles in 5 minutes.
a. How many miles per minute is that?
b. I skated 3 miles in 5 minutes. How many minutes per mile is that?
c. If I skated 3 miles in 5 minutes, how far will I skate in an hour?

ML and MC live 37 miles apart from each other. ML drives at a speed of 8 miles per hour, and MC drives at a speed of 4 miles per hour. How long does it take until ML and MC meet?

Protein bar A has 15 grams of protein in a 40 gram bar. Protein bar B has 20 grams of protein in a 60 gram bar. Which bar has more protein per gram?​