A box contains 12 balls of which some are red in colour. If 6 more red balls are put in the box and a ball
is drawn at random, the probability of drawing a red ball doubles than what it was before. Find the number of red balls in the bag.
Answers
Answered by
110
Step-by-step explanation:
there are 3 red balls...
Answered by
0
Total Number of Balls in box = 12
Let us Consider that Red ball be x
Probability of red balls drawing -
If 6 more red balls are put in the box,
Then, Total Number of Balls = 12 + 6
Total Number of Red Balls = x + 6
Probability of Drawing Red Balls doubles than what it was before. [Given]
So,
Similar questions
Math,
3 months ago
Social Sciences,
3 months ago
English,
3 months ago
Hindi,
6 months ago
Psychology,
6 months ago
Geography,
11 months ago
Science,
11 months ago
Math,
11 months ago