(iii)A survey of 500 TV viewers produced the following information: 280 watch football, 150 watch hockey, 200 watch basketball, 70 watch football and basketball, 90 watch football and hockey, 80 watch hockey and basketball and 50 watch all the three games.Then,
(iii) How many viewers don't watch any game?

A survey of 500 television viewers produced the following information, 285 watch foot ball, 195 watch hockey, 115 watch basket ball, 45 watch foot ball and basket ball, 70 watch foot ball and hockey, 50 watch hockey and basket ball, 50 do not watch any of the three games. The number of viewers, who watch exactly one of the three games is

in a survey of 500 TV views , it was found that 285 watch cricket , 195 watch football and 115 watch tannis . also , 45 watch both cricket and football, 70 watch both cricket and tennis and 50 watch football and tennis . if 50 do not watch any game on tv . then the no. of views watch all three games is ?

in a survey of 500 TV views , it was found that 285 watch cricket , 195 watch football and 115 watch tannis . also , 45 watch both cricket and football, 70 watch both cricket and tennis and 50 watch football and tennis . if 50 do not watch any game on tv . then the no. of views watch all three games is ?

in a survey of 500 TV views,it was found that 285 watch cricket,195 watch football and 115 watch tannis.also,45 watch both cricket and football,70 watch both cricket and tennis and 50 watch football and tennis.if 50 do not watch any game on tw.then the no.of views watch all three games is?