A bag contains green, red and white marbles. The probability of selecting a green marble at random is 1/4 find the probability of selecting a white marble at random from the bag is 1/3. If there are 10 red marbles in the bag what is the total number of marbles in the bag?
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• Probability of white marbles = 1/4
Thus total white marbles =4
• Green = 1/3
Thus total green = 3
• White = 10
Total =4+3+10 =17
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