JoAnn plans to attend community college for two years. Her expenses will be $1700 each year, because her parents are paying the rest. She earned two scholarships. A one-time
$500 scholarship, and a one time $750 scholarship. How much will she need to pay for the
two years of college from her savings or by working?
a. $1,250
b. $2,150
C. $2,650
d. $3,400

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96

What is the equation of a line that passes through points (0, 4) and (-4,-8)?