Two coins are tossed .What is the probability of getting at least 1 heads ?
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when two coins are tossed..
all possible out comes = HH...TT...HT...TH...
no. of all possible outcomes= 4
favourable outcomes= HH..TH...HT
no. of favourable outcomes=3
p(getting atleast 1head)=no. of favourable outcomes/no. of all possible outcmoes
=3/4
all possible out comes = HH...TT...HT...TH...
no. of all possible outcomes= 4
favourable outcomes= HH..TH...HT
no. of favourable outcomes=3
p(getting atleast 1head)=no. of favourable outcomes/no. of all possible outcmoes
=3/4
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