1350 good cds 110 bad ones what is the probability of getting all 4 chosen good cds

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

Why has there been such a large increase in theft and other crimes in the u.s

Which of the following is not a component of your high school transcripts? a. courses you have enrolled in for the current year b. courses you have completed c. your cumulative gpa d. varsity sports you have played