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

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

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step-by-step explanation:

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to find the total number of combinations, multiply the quantity of each item by each other:

2 pairs of shoes x 3 pairs of shorts = 6 different combinations.