The table shows, for some particular year, a listing of several income levels and, for each level, the proportion of the population in the level and the probability that a person in that level bought a new car during the year. Given that one of the people who bought a new car during that year is randomly selected, find the probability that that person was in the indicated income category. Round your answer to the nearest hundredth. $5,000 - $9,999

A. 0.02
B. 0.01
C. 0.05
D. 0.03


Answer: A

Mathematics

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A. 5?
B. ?
C. 50?
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A test sample of resistors provided the following test readings: 120, 113, 129, 118, 121,120, 115, 118, 120, 121, 124, 120, 119, 119, 121, 120, 123, 115, 120, 126. What is the mode of this set of data?

a. 115 b. 119 c. 120 d. 121

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Solve the problem.The area of a rectangle of length ? and width w is given by the formula A = ?w. Ann's backyard is rectangular with a length of 39.6 yards and a width of 17.7 yards. Find the area of Ann's backyard.

A. 700.92 square yards B. 57.3 square yards C. 57.3 yards D. 700.92 yards

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Write the fraction in decimal notation.

A. 1.025 B. 1.05 C. 1.15 D. 1.125

Mathematics