Ajar contains 30 red, 40 blue, and 50 white buttons. you pick one button at random, find the probability that is not white

The probability that the button is not white is 0.583

Step-by-step explanation:

The jar contains 30 red, 40 blue, and 50 white buttons.

In total there are 120 buttons in the jar. So,

Let us assume that, A be the event of picking white buttons, so

So the probability of picking white button is,

Then the event will be not picking up white buttons, so the probability of not picking up white buttons is,

21/58.

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