a town has total population 30,000 out of which 18000 read "The Hindu" and 11000 read "TOI" and 3000 read both papers. if the percentage who read neither of these papers is p/3 , then find the value of p.
(p-rmo question)
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total=30,000
hindu=18000
TOI=11000
both=3000
according to the formula
total = hindu+TOI-both+neither
neither=total-hindu-TOI+both
=30000-18000-11000+3000
=4000
so 4000 members read neither of the papers
let the percentage of neither be X
(X /100)* 30000=4000
X*300=4000
X=40/3
therefore p=40
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