LIC AAO Model Paper 1

Question : 45 of 160

Marks: +1, -0

A properly tax increase was proposed by a municipal corporation and it was observed that 40% of the property owners favoured it while 80% of the non-owners of property favoured it. If 70% of voters are property owners, what is the probability that a voter selected at random would be the one favouring the increase?

0.80
0.52
0.40
Data Inadequate
None of these

Validate

Solution:

Favourable number of cases
=

{40×70}/{100}

{30×80}/{100}

= 25 + 24 = 52
∴ Required probability
=

{52}/{100}

= 0.52

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