Cheryl bought a sandwith or 5 1/2 dollars and a drink for $2.60 if she paid for her meal with $10 bill, how much money did she have left?Write your answer as a fration and in dollars and cent. Show Your Work.

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years