If the function f(y) models the number of inches a tree grows in a (y) year, which describes an appropriate domain for the function?
a) all integers where n > 0
b) all integers where n ≥ 0
c) all rational numbers where n > 0
d) all rational numbers where n ≥ 0

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Has a picture and need within 5 min

The height of a certain banner is equal to one third of its length. if the banner is 5 feet tall, write an equation that can be used to find the banner's length, l, in feet