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19-03-2021
Mathematics

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What is the probability of rolling an even number on the first roll of a number cube and rolling an odd number on the second roll?

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19-03-2021

Answer:

1/4.

Step-by-step explanation:

There are 3 even numbers in the 6 numbers on a cube.

So Probability first roll is even = 3/6 = 1/2.

By the same reason Probability of odd number = 1/2.

So: Probability(First is even and second is odd) = 1/2 * 1/2 = 1/4.

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