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An integer is chosen at random from 1 to 50. find the probability that the chosen integer is not divisible by 2, 7 or 9a)13/50b)16/25c)9/25

Respuesta :

There are a total of 50 numbers that are between 1 and 50. Halft of these numbers are even (divisible by 2 ) and half of then odd.

There are 25 integers that are not even and in total there are 50 integers; thereofre, the probablity of finding an even integer is

25/50 = 1/2

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