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Question

Let the sample space consist of non-negative integers up to 50, X denote the numbers which are multiples of 3 and Y denote the odd numbers. Which of the following is/are correct?
(1) P(X)=825
(2) P(Y)=12
Select the correct answer using the code given below:

A
1 only
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B
2 only
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C
Both 1 and 2
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D
Neither 1 nor 2
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Solution

The correct option is B Both 1 and 2
Number of multiples of 3 from 1 to 50=16
P(X)=1650=825
Number of odd numbers from 1 to 50=25
P(Y)=2550=12
Hence, both 1 and 2 are correct.

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