Math, asked by DivyaOswal, 9 months ago

20 wrist watches in a box of 100 are defective.if 10 watches are selected at random find the probability that I. 10 are defective ii. 10 are good iii. at least one watch is defective

Answers

Answered by cathinanix843

6

Answer:

1.10/20

2.10/80

3.1/20

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