SOLUTION: From 20 tickets marked with the first 20 numerals, one is drawn at random. What is the chance that it will be a multiple of 3 or of 7?
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Question 468077: From 20 tickets marked with the first 20 numerals, one is drawn at random. What is the chance that it will be a multiple of 3 or of 7? Answer by edjones(7569) (Show Source):
You can put this solution on YOUR website! There are 6 multiples of three and 2 multiples of seven.
6+2=8
8/20=2/5 the chance that it will be a multiple of 3 or of 7.
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Ed
