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Select the correct option from the given alternatives : The odds against an event are 5:3 and the odds in favour of another independent event are 7:5. The probability that at least one of the two eve - Mathematics and Statistics

MCQ

Select the correct option from the given alternatives :

The odds against an event are 5:3 and the odds in favour of another independent event are 7:5. The probability that at least one of the two events will occur is

Options

  • `52/96`

  • `71/96`

  • `69/96`

  • `13/96`

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Solution

`71/96`

Explanation;

[Hint : Required probability = `1 - 5/8 xx 5/12`

= `1 - 25/96 = 71/96`]

Concept: Independent Events
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APPEARS IN

Balbharati Mathematics and Statistics 1 (Arts and Science) 11th Standard Maharashtra State Board
Chapter 9 Probability
Miscellaneous Exercise 9 | Q I. (10) | Page 213
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