The surname of 40 children in a class were arranged in alphabetical order ,
16 of the surnames begins with O and 9 of the surnames begins with A.
14 letters of the alphabet do not appear as the first letter of a surname.
2. What is the probability that the surname of a child picked at random from the
class begins with either O and A?
In Mathematics
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Asked by Nathaniel O on 24th May, 2020
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