Sam was building a suspension bridge
for the playground at an elementary
school and needed some chain link and
some rope. He bought a total of 80 feet
of materials. The chain link cost $2.00
per foot, and the rope cost $1.50 per
foot. He spent a total of $135. How
much of each did he buy?

What percent of the circle below is shaded?

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?

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible