The cost of attending college for a semester is $58 per credit hour plus $210 student activity fee. The equation c = 58h +210 describes the cost of attending college, c, in terms of h, the number of credit hours taken. The cost of attending college for a semester is $58 per credit hour plus $210 student activity fee. The equation c = 58h +210 describes the cost of attending college, c, in terms of h, the number of credit hours taken. Name the independent and dependent variables. Name the independent and dependent variables.

 Yvette has a rectangular wooden deck with the dimensions shown.  She wants to paint the deck with a sealant that will protect the wood. The sealant comes in 1-quart cans. Each can covers 100 square feet. How many cans of sealant will Yvette need to buy in order to seal the entire deck?

Allen wanted to enclose an area in his yard with a fence. He marked the widths at 21 feet each and the lengths at 28 feet each. To determine whether his enclosure will form a rectangle, he measured the diagonal and found it to be 35 feet. Is his enclosure a rectangle? Why or why not?

 The manager of a video store surveyed a group of customers, asking them the type of movie they were more likely to rent in the future. Type of movie Number Comedy12 Drama20 Action18  Based on this survey, how many action movies can the store expect to be rented on a day when 425 movies are checked out?

 The price of a particular stock was $100 per share on March 1. A stock analyst predicted that the price of the stock would decrease by 10% per month for the next two months.  Based on the analyst’s prediction, Thomas concluded that the stock price on May 1 should be $90 per share.  Is his conclusion correct? Why or why not?