1. A basket contains six red and four blue marbles. Three marbles are drawn at random without replacement. Determine the probability that two marbles drawn are red and one is blue (order of selection doesn't matter): 1. _______ (multiple choice)

A. 1 /8 B. 1 /6 C. 3/ 8 D. 1/ 2

2. Li-Jen borrows $40,000 for a home improvement project loan from the bank with 60-month fixed-rate financing at an annual interest rate of 5.7% compounded monthly. What is the amount of her monthly loan payment to amortize the loan? 2. _______

A. $768.86

B. $767.74

C. $751.19

D. $773.31

3. In a certain manufacturing process, the probability of having no type I defects is 0.90, the probability of having no type II defects is 0.93, and probability of having neither defect is 0.89. Find the probability that a part having both type I and type II defects occurs. 3. ______

A. 0.01

B. 0.04

C. 0.06

D. 0.07

4. The mean time from check-in to completion for a customer service task at the Townsburg branch of the DMV is 112 minutes, with a standard deviation of 18 minutes. Assuming a normal distribution, what is the probability that a randomly chosen customer experiences service done in between 94 and 112 minutes? 6. ______

A. 0.3413

B. 0.4772

C. 0.1587

D. 0.6826

5. Dwayne's Digital Doctors is a small business specializing in personal information technology (IT) device repair. The company has fixed costs of $550 a day and variable costs of $12 per IT device repaired. The company charges $37 per IT device repaired. How many IT devices must be brought in for repair each day for this company to break even? Round answer to the nearest whole device. 8. _________

A. 22

B. 46

C. 15

D. 12