22) Solve the problem.
The amount of gas that a helicopter uses is directly proportional to the number of hours
spent flying. The helicopter flies for 3 hours and uses 21 gallons of fuel. Find the number of
gallons of fuel that the helicopter uses to fly for 5 hours.

Choosing a booth location: your manager is sending two people to work at the conference. she wants a booth that will give your company good visibility for no more than 35% of the total budget ($3000). the conference coordinator just told you there are only five booths left. which booth will you choose? write the inequality that shows how much money you can spend on the booth simplify the inequality that shows how much money you can spend on the booth.

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827