Solve the problem.How many ways can a president, vice-president, and secretary be chosen from a club with 12 members? Assume that no member can hold more than one office.
A. 1320
B. 220
C. 6
D. 36
Answer: A
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In a school survey, students showed these preferences for instructional materials. Answer the question.
About how many students would you expect to prefer computers in a school of 600 students?
A. About 216 students B. About 108 students C. About 36 students D. About 120 students
Solve the triangle. 
A. A = 46.6°, B = 75.5°, C = 57.9° B. A = 57.9°, B = 75.5°, C = 46.6° C. A = 57.9°, B = 46.6°, C = 75.5° D. A = 46.6°, B = 57.9°, C = 75.5°
Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.
What will be an ideal response?
Solve the problem.Mardi received an inheritance of $60,000. She invested part at 10% and deposited the remainder in tax-free bonds at 8%. Her total annual income from the investments was $5800. Find the amount invested at 10%.
A. $25,000 B. $54,200 C. $50,000 D. $49,000