Toby buys a new MP3 player for a price of $45.50. What is the total amount his credit card is
charged if the sales tax is 7%?

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

The data set represents the ages of players in a chess club. 27, 34, 38, 16, 22, 45, 54, 60. what is the mean absolute deviation of the data set?

Graph the following system of linear inequalities. identify at least two points in the solution: y < 5 - 2x | x + 5y > -7