Tickets numbered 11 to 30 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 2 or 7?
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Answer:
according to me ans is 13/20
Step-by-step explanation:
total observations is 20
no which is a multiple of 2 or 7 is 13
so probability is 13 /20
hope it will help you
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