Question 158426
Felix drove 800 miles in x hours on
Monday.

a) Write a rational expression for his average speed.

b) On Tuesday he drove for 6 hours at the same average speed. Write a rational expression for his distance on
Tuesday.

The distance formula is: distance = rate x time (in hours)

A rational expression is another way of saying fraction.

PART A

D = rt

800 = rx

800/x = r

PART B

D = rt

D = (800/x)(6)

D = 4800/x