Math, asked by 001Sp, 1 year ago

an urn contains 10 black and 5 white balls . two balls are drawn at random without replacement

Answers

Answered by Shiksha04
0
your question is not complete

001Sp: oh sorry
001Sp: it's last line is
001Sp: what is the probability that both drawn balls are black?
Shiksha04: the probability is 2 / 15
Shiksha04: PLEASE mark as brainliest
001Sp: no it is wrong but thanks for trying
001Sp: I have got the answer it is 3/7
001Sp: no
001Sp: ok by
Shiksha04: how the answer is 3/7
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