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Two Dice Are Thrown. Find the Odds in Favour of Getting the Sum What Are the Odds Against Getting the Sum 6?

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Question

Two dice are thrown. Find the odds in favour of getting the sum  What are the odds against getting the sum 6?

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Solution

Let A be the event of 'getting the sum 6.
Then A= {(1, 5), (5, 1), (2, 4), (4, 2), (3, 3)}
Here, there are five favourable outcomes, while there (36 – 5 =) 31 unfavourable outcomes.
∴ Odds against getting the sum 6 = \[\frac{31}{5} = 31: 5\]

 

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Concept of Probability - Probability of 'Not', 'And' and 'Or' Events
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Chapter 33: Probability - Exercise 33.3 [Page 47]

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R.D. Sharma Mathematics [English] Class 11
Chapter 33 Probability
Exercise 33.3 | Q 34.3 | Page 47

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