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30 August, 01:42

Jordan has 5 pens in his desk; 2 are out of ink. If his mom selects 2 pens from his desk, what is the probability that both are out of ink?

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  1. 30 August, 01:52
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    1/10

    Step-by-step explanation:

    P (1st out of ink) = out of ink/total

    =2/5

    Then we have 4 pens left, 1 out of ink

    P (2nd pen out of ink) = out of ink/total

    =1/4

    P (2 pens out of ink) = P (1st out of ink) * P (2nd pen out of ink)

    = 2/5 * 1/4

    =1/10
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