Brittany's family is driving at a speed of 45 miles per hour. if x represents the distance they have traveled and y represents the time they been traveling, which of the following equations shows the relationship between x and y?

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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.

3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.

What is the gcf of 20c^3-5c^4+30c^6