Cable television company charge $20.50 per month last year for premium channels this year they are having a special and are charging $16.40 per month for premium channels which of the following statements is true about the situation a. the cable company increase the monthly charge by 25% b. the cable company decrease the monthly charge by 20% c. cable company increase the monthly charge by 20% d. the cable company decrease the monthly charge by 25%

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.