Solve the problem.A reservation clerk worked 10.35 hours one day. She spent twice as much time entering new reservations as she did verifying old ones and one and a half as much time calling to confirm reservations as verifying old ones. How much time did she spend entering new reservations?
A. 4.6 hr
B. 3.45 hr
C. 2.3 hr
D. 9.2 hr
Answer: A
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?Which distribution has a median and mean which are closest together and why? ? Distribution A: 2, 4, 4, 6, 8, 9, 11, 15 Distribution B: 2, 3, 4, 7, 10, 11, 16, 24 ?
A. ?Distribution A: Median is 8 and Mean is 7.375. B. ?Distribution B: Median is 9 and Mean is 9. C. Distribution A: Median is 7 and Mean is 7.375. D. ?Distribution B: Median is 9 and Mean is 9.625. E. ?The means and medians of both distributions are both the same distance from each other.
Solve the system.
A. (0, -5, 5) B. (0, -5, 0) C. (0, 0, -5) D. no solution
Find the value(s) of x for which the slope of the curve y = f(x) is 0.f(x) = 
A. x = - 
B. x = 
C. x = 0
D. x = -8
Solve the problem.Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 9 miles, the distance between the cars was 3 miles more than the distance traveled by the car heading east. How far had the eastbound car traveled?
A. 18 mi B. 9 mi C. 15 mi D. 12 mi