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when three coins are tossed together the probability that all coins have the same face up, is?

1/3
1/6
1/8
1/12

Correct Answer: 1/8

Explanation:

Probability of head or a tail on upper side of coin = 1/2
∴ Probability of getting same face on all three coins = 1/2 x 1/2 x 1/2
= 1/8

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