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Pie Charts - General Aptitude

Study the following pie-chart and the table and answer the questions based on them.

Proportion of Population of Seven Villages in 1997

Village % Population Below Poverty Line
X38
Y52
Z42
R51
S49
T46
V58
Q1:

Find the population of village S if the population of village X below poverty line in 1997 is 12160.

A 18500

B 20500

C 22000

D 26000

ANS:C - 22000

Let the population of village X be x.

Then, 38% of x = 12160   =>   x = 12160 x 100 = 32000.
38
Now, if s be the population of village S, then
16 : 11 = 32000 : s     =>     s = ( 11 x 3200 ) = 22000.
16