Three balls are packaged in a cylindrical container as shown below. If the balls just touch the top, bottom, and sides of the cylinder, and the diameter of a single ball is 7 centimeters, how much of the space inside the cylinder is not filled by the balls? Use 3.14 = π and round your answer to the nearest cubic centimeter. For 1 Point(s) Enlarge Image


A) 269 cubic centimeters
B) 279 cubic centimeters
C) 291 cubic centimeters
D) 297 cubic centimeters

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.