Given the proportion, a/b=12/19, which ratio completes the equivalent proportion a/12?
1.) b/19
2.) 12/19
3.) 19/b
4.) a/19

Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π

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?

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?