Question

The functions graphed show the snowfall, in inches, of two cities after x hours.

Select each correct answer.

- Smithville had a faster rate of snowfall.

- Snow fell in Middletown at a rate of 3 inches per hour.

- Snow fell in Smithville at a rate of 4 inches per hour.

- Middletown had a faster rate of snowfall.

Answer 1

A, B and C are all true statements

Answer 2

- Smithville had a faster rate of snowfall.

- Snow fell in Middletown at a rate of 3 inches per hour.

- Snow fell in Smithville at a rate of 4 inches per hour.

Explanation:

rate is calculated as follows:

rate = (inches of snowfall)/(time in hours)

For Smithville:

rate = (10 inches)/(2.5 hours) = 4 inches per hour

For Middletown :

rate = (15 inches)/(5 hours) = 3 inches per hour