64% of all violent felons in the prison system are repeat offenders. If 43 violent felons are randomly selected, find the probability that a. Exactly 27 of them are repeat offenders. b. At most 26 of them are repeat offenders. c. At least 25 of them are repeat offenders. d. Between 21 and 29 (including 21 and 29) of them are repeat offenders. .