SOLUTION: Bags of dog food are labeled 1 through 50. What is the probability that the dog will choose a numbered dog bag that is not a multiple of 11?

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Question 1172761: Bags of dog food are labeled 1 through 50. What is the probability that the dog will choose a numbered dog bag that is not a multiple of 11?
Answer by ikleyn(52817) About Me  (Show Source):
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Of these 50 bags, there are 4 bags with numbers multiple of 11.


Hence, the probability under the problem question is  P = %2850-4%29%2F50 = 46%2F50 = 23%2F25.   ANSWER