Math, asked by yenugandulapujitha, 8 months ago

A lot of 15 mobiles contains 4 defective
mobiles. The mobiles are taken out one by one
at random and examined. The examined ones
are not put back. The probability that the
ninth mobile examined is the last defective is​

Answers

Answered by amitpalikacool71
0

Answer:

53172848582885321483

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