Question

In the cafeteria there are 7 teachers 48 girls and 45 boys What is the probability that a person chosen at random from the cafeteria is a boy

Answer 1

7+48+45
48+45=93
so 93% chance of a boy getting chosen
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Answer 2

Total peoples = 7 + 48+ 45 = 100
probability of boys = number of boys / total people
                             45/100 = 9/20