1. Isaac goes to an amusement park where tickets for the rides cost $25 per sheet and tickets for the shows cost $10 each.
a. Write an expression that describes the amount of money Isaac will spend if he buys x sheets of the tickets for rides and y tickets for shows.
b. Evaluate the expression to find the total price that Isaac will pay if he buys 5 sheets of tickets for rides and 3 tickets for shows.
2. 2. Allegra is considering a cell-phone plan that has unlimited minutes, but charges $0.25 per text message and $1.50 for each ring tone download. Allegra considers joining the plan
a. Write an expression to represent the total Allegra will pay for t text messages and r ring tones.
b. Evaluate the expression to find the total Allegra will pay for 15 text messages and 3 ring tones.
c. Show your work.
3. 3. A Japanese bullet train travels 260 km between Hiroshima and Kokura at an average speed of 282 km/hr.
a. Using the distance formula, how long is the train trip in hours?
b. The formula m=60t relates time t in hours and time m in minutes. How long is the train trip in minutes?