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A die is thrown 200 times. If the probability of getting an odd number is $25$ . How many times an even number is obtained?

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200

120

answer is C.

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Detailed Solution

It is given that, a die is thrown 200 times.
The probability of getting an odd number is

25

.
We have to find the number of times that an even number is obtained.
For an event A,

P (A) = Number of Possible Outcomes Total Number of Outcomes

.
Number of times odd number is obtained is given by,

25 × 200 = 80

Number of times even number is obtained is given by,
= 200 – 80 = 120
The number of times that an even number is obtained is 120 times.
Hence, option 3 is correct.

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