"if a class has 3 left-handed people and 24 right-handed people, then the ratio of lefties to righties is 1.8"

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?

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose