Brian is participating in a 5-day cross-country biking challenge. he biked for
50, 63, 68, and 64 miles on the first four days. how many miles does he need to bike on the last day so that his average (mean) is 59 miles per day?

Of the 27 players trying out for the school basketball team, 8 are more than 6 feet tall and 7 have good aim. what is the probability that the coach would randomly pick a player over 6 feet tall or a player with a good aim? assume that no players over 6 feet tall have good aim. a. b. c. d.