What's the score? jermaine has entered a bowling tournament. to prepare, he bowls five games each day and writes down the score of each game, along with the mean of five scores. he is looking at the scores from one day last week and finds that one of the numbers has accidentally been erased. the four remaining scores are 259, 239, 273, and 236. the mean score of the five games is 253. what is the missing score?