Question

P. John roller skates with a constant

speed of 12 miles per hour. How long
will he take to travel a distance of
30 miles?

Answer 1

2 1/2 hours

Explanation:

1. multiply 12 by 2 to get 24

2. divide 12 by 2 to get 6 mph (miles per hour)

3. Add the 6 and 24