Homework Answers
Total Jokes = 7
Number of jokes on weather = 2
Number of ways in 1 joke out of these 2 is selected = 2C1 = 2
Number of jokes on sports = 5
Number of ways in 2 joke out of these 5 is selected = 5C2 = 10
So total ways of selecting 1 weather joke and 2 sports jokes = 2*10 = 20
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