Zoie Navarro

Mathematics

24 March, 17:10

In preparation for a 3-day charity walk, Courtney is taking daily walks. To get an idea of how long the charity walk will take, she records the time and distance of her walks. Yesterday, she walked 2.4 miles in 45 minutes. Today, she walked 2.8 miles in 52.5 minutes.

Assuming she walks at a constant rate, which of the following statements applies?

A.

An additional 3.2 hours of walking is associated with an additional mile walked.

B.

An additional hour of walking is associated with an additional 0.7 mile walked.

C.

An additional hour of walking is associated with an additional 3.2 miles walked.

D.

An additional 0.7 hour of walking is associated with an additional mile walked.