As part of an earth science project, erin tracked the amount of rain fall for 4 weeks. she started tracking after finding some initial data on the year's rainfall to date.. . weekrainfall. 15.5. 28. 310.5. 413. if the linear function representing the amount of rainfall each week is f(w) = 2.5w + 3. what does the 3 represent in this function? .

The 3 that represent in this function is the "A. The amount of rainfall in week 0." zero weeks have passed, and there's already up to the 3 mark. if additional rain comes into the bin, the existing water is still thereso we add +3 every time
These are the following choices:
A. The amount of rainfall in week 0.
B. The week that Erin collected data.
C. The amount of total rainfall.
D. The amount the rainfall increased each week

Probably north korea if your family has decided to use only nuclear power.