Question

steve drove at a constant rate to the beach for a vacation. in the equation below, t is the time in hours it took steve to drive to the beach.
69t = 345
what is the unit rate in the equation above?
a. 5 miles per hour
b. 345 miles per hour
c. 276 miles per hour
d. 69 miles per hour

Explanation:

Step1: Match to distance formula

We use the distance formula $d = rt$, where $d$ is total distance, $r$ is unit rate (speed), $t$ is time.

Step2: Identify unit rate

The given equation is $69t=345$, so $69$ corresponds to $r$, the unit rate.

Answer:

D. 69 miles per hour