In a stadium there were 16 000 spectators watching a cricket match.
60% were adults and the remainder
were children of which 75% were boys.
Calculate:
a. the number of adults at the match
b. the number of children at the match
c. the number of girls at the match
d. the number of boys at the match.​

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.