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An Unbiased Dice is Thrown. What is the Probability of Getting a Number Other than 4. - Mathematics

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Question

An unbiased dice is thrown. What is the probability of getting a number other than 4.

Sum

Solution

Sample Space = {1, 2, 3, 4, 5, 6}
n(S) = 6

Event = { Other than 4 }
= {1, 2, 3, 5, 6}

n(E) = 5
∴ P(E) `"n(E)"/"n(S)" = 5/6`.

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Chapter 20: Probability - Exercise

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ICSE Mathematics [English] Class 10
Chapter 20 Probability
Exercise | Q 1

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