QUESTION 24

Cari German uses gas to heat her home.She has accumulated the following information regarding her monthly gas bill and monthly heating degree-days.

Month Gas Bill (Y) Heating Degree-Days (X)

February 940 2100

April 700 600

The equation representing the relationship between the gas bill (Y) and heating degree-days (X) is:

• Y = $604 + $6.25X
• Y = $604 + $0.16X
• Y = $6.25X
• Y = $0.16X