In a box there are green balls, 3A + 6 red balls and 2 yellow ones. If there are no other colors, what is the probability of taking out a green or a yellow ball?
Suggested Answer:D🗳️
The number of green and yellow balls in the box is A+2. The total number of balls is 4A +8. The probability of taking out a green or a yellow ball is: A + 2 / 4 A + 8 = 1/4
Given the answer, the original question are as follows
In a box there are **A** green balls, 3A + 6 red balls and 2 yellow ones.
If there are no other colors, what is the probability of taking out a green or a yellow ball?
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Lui111
1 year, 5 months ago