Mathematics, 03.02.2020 19:01, diego481

By accident, 8 burned out bulbs have additionally been mixed in with 30 good ones. ken is replacing old bulbs in his house. if he selects two bulbs at random from the box of 38, what is the probability they both work?

p(both work) =
435 / 703

p(both work) =
28 / 703

p(both work) =
16 / 361

p(both work) =
169 / 256

Answers: 2

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