SOLUTION: At a figure skating performance, 1/3 of the the skaters completed a triple jump. if 18 skaters perfomed, how many skaters did not completed a triple jump?

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Question 95378: At a figure skating performance, 1/3 of the the skaters completed a triple jump. if 18 skaters perfomed, how many skaters did not completed a triple jump?
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
1/3*x=18
x/3=18 now crosss multiply
x=3*18
x=54 total number of skaters.