In a concert band the probability that a member is in the woodwind section is 0.40. The probability that a member plays clarinet, given that he or she is in the woodwind section, is 50. What is the probability that a randomly selected band member is in the woodwind section and plays clarinet?

This doesn’t make sense to me it’s supposed to be lcm ( least common multiple )

Which statement is true about the extreme value of the given quadratic equation? a. the equation has a maximum value with a y-coordinate of -21. b. the equation has a maximum value with a y-coordinate of -27. c. the equation has a minimum value with a y-coordinate of -21. d. the equation has a minimum value with a y-coordinate of -27.

Which equation can be used to determine the reference angle, r, if 0=7 pi/12?