During the day, lola's dog is tied by rope to a tree in the center of her yard. the scale drawing below shows the area that the dog has to run. if the actual length of the rope is 12 feet, what is the scale used in the drawing?

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.