Question

In a lottery, there are 15 prizes and 10 blanks. A lottery is drawn at random. What is the probability of not getting a prize?

Answer 1

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GIVEN :

IN A LOTTERY ,

NO. OF PRIZES :

=> 15

NO. OF BLANKS :

=> 10

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TOTAL SAMPLE POINTS

15 + 10 = 25

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EVENT A :

PROBABILITY FOR NOT GETTING A PRIZE :

=> NO. OF BLANKS
____________

TOTAL SAMPLE POINTS

=>. 10/25

=>. 2/5

=>. 0.40

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ANS:

----------------- 0.40 -------------------

OR

-----------------. 40% --------------------

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