The graph shows the linear relationship between the maximum area in square feet that can be painted and the number of gallons of paint used.
Paint Coverage
1,800
1,600
1,400
1,200
1,000
800
3 600
400
200
0
1 2 3
Number of Gallons of Paint
Which of these best represents the rate of change of the maximum area painted with
respect to the number of gallons of paint used?

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.