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Byju's Answer
Standard IX
Mathematics
Probability
A coin is tos...
Question
A coin is tossed twice. Find the probability of getting 2 heads.
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Solution
When
a
coin
is
tossed
twice
,
then
possible
outcomes
are
:
HT
,
TH
,
TT
,
HH
Where
H
=
head
;
T
=
tail
Total
number
of
possible
outcomes
=
4
Now
,
favourable
outcome
is
HH
.
Number
of
favourable
outcomes
=
1
P
getting
2
heads
=
Number
of
favourable
outcomes
Total
number
of
possible
outcomes
=
1
4
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1
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