Question

A remote control car races straight down the street at 26 miles per hour. Two

hours later, a second remote control car races straight down the same street
at 52 miles per hour in pursuit of the first car. From the moment the first car
started, how many hours will it take the second car to catch up to the first?
On what scale is the speed of each car measured?

A. Thousands
B. Ones
C. Hundreds D. Tens

Answer 1

It will take 2 hours for the car going 52 mph to reach the car going 26 mph.

The scale the speed of the car measured is:

D. Tens