Perry was going to sell all of his stamp collection to buy a video game. after selling half of them he changed his mind. he then bought fifteen more. how many did he start with if he now has 34?

What is the probability of rolling a single die greater than 4

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.

Multiplying fractions by whole number 5 x 1/3=?