ANSWER ANY PART YOU KNOW!! (you don't have to answer all)
Serena and Peter leave their houses, which are 5 miles apart, and travel in opposite directions. Peter travels s mph, and Serena travels 15 mph faster than Peter.
a) How many miles does Peter travel in 2 hours?
b) How many miles does Serena travel in 2 hours?
c) How far apart are Peter and Serena in 2 hours?
d) Serena and Peter are 215 miles apart in 2 hours. Use this information and part (c) to write an equation.
e) What is Peter's speed? What is Serena's speed?