In a survey of 300 students it was found that 49% liked watching football, 53% liked watching hockey and 62% liked watching basketball. Also, 27% liked watching both football and hockey , 29% liked watching both basketball and hockey and 28% liked watching both football and basket ball. and 5% liked watching none of these games.  a) The number of

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Q: - In a survey of 500 students of a college, it liked watching hockey and 62% liked watc

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