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A bag content 36 ball out of which x are black (1) if one ball is drawn at random what is a probability of drawing of black ball (2) if 12 more black ball put in the bag probability of drawing a black ball is 0.5 . find the value of x.

Posted by Sujal Jha 7 years, 4 months ago

CBSE > Class 10 > Mathematics

1 answers

Durgendra Singh 7 years, 4 months ago

The probability of drawing a black ball will be 0.67 and the value of x is 24

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