In survery of 60 perople, it was found that 25 people read newspaper H, 26 read newspaper T, 26 read newspaper I, 9 read H and I, 11 read both H and T, 8 read both T and I,3 read all three newspapers. Find:
the number of people who read exactly one newspaper

In survey of 60 people, it was found that 25 people read newspaper H, 26 read newspaper T, 26 read newspaper I, 9 read H and I, 11 read both H and T, 8 read both T and I,3 read all three newspapers. Find:the number of people who read at least one of the newspapers

In a suryey of 60 people, it was.found that 25 people read newspaper' 'H, 26' read newspaper 'T, 26' read newspaper 'I, 9' read both 'H' and 'I, 11' read both 'H' and 'T, 8' 'read both T and I, 3 read all three newspapers. Find. i) the number of people who read at least one of the newspapers. ii) the number of people whó read exactly one newspaper.

In a town of 840 persons,450 persons read Hindi,300 read english and 200 read both newspapers.Then find the number of persons who read neither of the newspapers.

In a ladies hostel,60% of the students read Hindi newspaper,40% read English newspaper and 20%read both Hindi and English newspapers.A student is selected at random. If she reads English newspaper,find the probability that she reads Hindi newspaper.

In a ladies hostel,60% of the students read Hindi newspaper,40% read English newspaper and 20%read both Hindi and English newspapers.A student is selected at random. If she reads Hindi newspaper,find the probability that she reads English newspaper.

In a ladies hostel,60% of the students read Hindi newspaper,40% read English newspaper and 20%read both Hindi and English newspapers.A student is selected at random. Find the probability that she reads neither Hindi nor English newspapers.

A town has total population. 25000 out of which 13000 read ''The Hindustan times'' and 10500 read ''The Indian Express'' and 2500 read both papers. Find the percentage of population who read neither of these newspapers.

Ammu reads in the newspaper that BOD of water body in a nearby village was high and there is algal bloom. What is BOD?