When I am rounded to the nearest ten, I am 80. The digit in my tens place is 5 more than the digit in my ones place. Who am I?

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.