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Mathematics, 01.03.2021 15:30 paigeisawesome

There are 11 counters in a bag. 6 of these counters are green.
5 of these counters are red.
Some more red counters are put into the bag.
A counter is then taken at random from the bag.
The probability that the counter is red is
3
How many red counters were put into the bag?

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Answers: 2

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You know the right answer?
There are 11 counters in a bag. 6 of these counters are green.
5 of these counters are red.
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