Calculate the mean of the electric bills for family a. round your answer to the nearest cent. 88.82 84.80 62.35 65.17 60.20 74.86 19.15 99.89 96.45 81.63 64.12 72.58

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?

Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7

The data set represents the ages of players in a chess club. 27, 34, 38, 16, 22, 45, 54, 60. what is the mean absolute deviation of the data set?