Solve the problem.A repair company's charge for repairing a certain type of copy machine fits the model 
where y is the number of dollars charged and x is the number of minutes the repair person is on the job. How many minutes would it take for the cost of repair to reach $80? (Round to the nearest minute.)
A. 206 min
B. 122 min
C. 5 min
D. 53 min
Answer: D
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Find the requested fraction.Which fraction is equal to 
?
A. 
B. 
C. 
D. 
Write the equation of the indicated line. Write the equation in slope-intercept form.The line parallel to 7x - 8y = 10 that passes through (5, 5)
A. y = 
x + 
B. y = - 
x + 
C. y = 
x - 
D. y = 
x + 5
Perform the indicated operation and simplify.
- 
A. 
B. 
C. 
D. 
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. 
$30,000 - $39,999
A. .14 B. .03 C. .13 D. .26