Me !

find the percentage in the shortest way:
a) 6 1/4% of $3,875
b) 16 2/3% of 96 lamps
c) 87 1/2% of 540.72
d) 33 1/3% of 750 boys
e) 66 1/2 % of 240 kg

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.