Solve the problems.Enrollment in a business seminar increased from 62 people to 74 people. What was the percent of increase? Round to the nearest tenth of a percent.
A. 80.6%
B. 83.8%
C. 19.4%
D. 16.2%
Answer: C
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Simplify the expression.64log4x
A. x3
B. 
C. 43
D. 3
Find the real solutions for the given quadratic equation. Round results to two decimal places.5.2x2 + 2.9x + 9.5 = 0
A. 
B. 
C. No real solutions
D. 
Divide. Simplify, if possible.5.4 ÷ (0.6)
A. 4.8
B. 
C. 48
D. 9
Solve the problem.In one city, the local cable TV company charges $3.13 for each pay-per-view movie watched. In addition, each monthly bill contains a basic customer charge of $15.50. If last month's bills ranged from a low of $24.89 to a high of $81.23, over what range did customers watch 
movies?
A. movies watched varied from 4 to 22 inclusive B. movies watched varied from 2 to 20 inclusive C. movies watched varied from 2 to 22 inclusive D. movies watched varied from 3 to 21 inclusive