a bag contains 9 counters 4 of the counter are blue 2 counter are taken out of bag at random calculate the probability that at least one of the two counter is blue

Question

Mathematics

Leia Larsen

15 December, 00:00

a bag contains 9 counters 4 of the counter are blue 2 counter are taken out of bag at random calculate the probability that at least one of the two counter is blue

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Answers (1)

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Paloma Berger · Answer 1

6+5/18

Step-by-step explanation:

the probability that both are blue;

4/9 * 3/8 = 6

the probability that only one is blue;

4/9 * 5/8 = 5/18

6 + 5/18