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. 
$5000 - $9999
A. .05
B. .01
C. .03
D. .02
Answer: D
Mathematics
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Find the indicated cardinal number.Find n(A × B) given that n(A) = 40 and n(B) = 7.
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Find the standard divisor for this apportionment problem.
A. 30 B. 10 C. 300 D. 100 E. none of these
Mathematics
Divide. Write a mixed numeral for the answer.
A. 403
B. 402
C. 402
D. 402
Mathematics