Mathematics, 06.06.2020 03:00 wittlerylee34
A bag contains n counters. one counter is blue and the rest are red. Two counters are taken at random from the bag. a) express, in terms of n, the probability that a counter of each colour is taken. Give your answer as a fraction. b) the probability that a counter of each colour is taken is 0.125. How many red counters are in the bag?
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A bag contains n counters. one counter is blue and the rest are red. Two counters are taken at rando...
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