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Standard XII
Mathematics
Variable Separable Method
A flood havin...
Question
A flood having a return period of 50 years . The risk that this flood may occur in next 20 years will be ___________
0.33
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Solution
The correct option is
A
0.33
T = 50 years
P
=
1
T
=
0.02
R
i
s
k
=
1
−
q
n
=
1
−
(
1
−
P
)
20
=
1
−
(
1
−
0.02
)
20
=
0.3324
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