1.3M+5L+7L-19L-L+7M-M 2.Q-L-2Q+3L-5Q+B-3B PLEASE I NEED THE ANSWER ASAP
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The jar contains 3+7+5=15 marbles in total.
We have to find the probability of the following events:
1. We choose a red marble from the jar that contains 15 marbles in total, 3 of them are red
2. We choose a blue marble from the jar that contains 15 marbles in total, 5 of them are blue
3. We choose a white marble from the jar that contains 15 marbles in total, 7 of them are white
The probability of the first event to happen is:
The probability of the second event to happen is:
The probability of the third event to happen is:
The probability of all three events to happen is: