Three coins are tossed simultaneously.What is the probability that at least two of them show head?
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Answer:
1/2 or 0.5
Step-by-step explanation:
Total Outcomes when three coins are tosses = 8
[(HHH) or (HHT) or (HTH) or (THH) or (HTT) or (THT) or (TTH) or (TTT)]
Favourable Outcomes (At least two Heads) = 4 [(HHH), (HHT), (HTH) (THH)]
∴ Probability of at least two heads = 4/8
= 1/2 or 0.5
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