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a pen is randomly picked from a box that contains 12 red pen,13 blue pen and 5 black pen. calculate the probability of getting a black pen.​
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a pen is randomly picked from a box that contains 12 red pen,13 blue pen and 5 black pen. calculate the probability of getting a black pen.​

User Exvance
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1 Answer

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12 plus 13 plus 5 is 30
5 divided by 30 is .16666667
Move the decimal get 16%
User Batgun
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