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प्रश्न
Three coins are tossed together. The probability that at least one head comes up is ______.
पर्याय
`3/8`
`7/8`
`1/8`
`3/4`
MCQ
रिकाम्या जागा भरा
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उत्तर
Three coins are tossed together. The probability that at least one head comes up is `underlinebb(7/8)`.
Explanation:
Total possible outcomes = 8
Favourable outcomes = {HHT, HTH, THH, HTT, THT, TTH, HHH} = 7
Required probability = `7/8`
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