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Question
Two coins are tossed simultaneously. The probability of getting at most one head is ______.
Options
`1/4`
`1/2`
`2/3`
`3/4`
MCQ
Fill in the Blanks
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Solution
Two coins are tossed simultaneously. The probability of getting at most one head is `underlinebb(3/4)`.
Explanation:
Total outcomes = {HH, HT, TH, TT} i.e., n(S) = 4
Favourable outcomes = {HT, TH, TT} i.e., n(E) = 3
∴ Probability of getting at most 1 head,
`P(E) = (n(E))/(n(S))`
= `3/4`
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