It is estimated that 7% of people in the usa have diabetes. a certain screen in test is a 74.7% accurate for people who do have diabetes, and 78% accurate for people who do not have diabetes. at a heath fair the screening test is used to test 300 people. predict how many of the people will be identified as having diabetes? 16 18 15 21

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6

Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .