Table of Contents
$d=55t$
The equation above can be used to calculate the distance $d$, in miles, traveled by a car moving at a speed of 55 miles per hour over a period of $t$ hours. For any positive constant $k$, the distance the car would have traveled after $9k$ hours is how many times the distance the car would have traveled after $3k$ hours?
Difficulty: Medium
Go Premium with just USD 24.99/month!