37. In a survey of 500 students of a college, it was found that 45% liked watching football, 55% liked watching hockey and 64% liked watching basketball. Also, 26% liked watching football and hockey both, 30% liked watching basketball and hockey both and 28% liked watching football and basketball both. 6% liked watching none of these games. 3) Draw a venn diagram to represent the survey results. (3 marks) b) How many students like watching all the three games? (2 marks) 38. In a particular class, the probability of a student having blue eyes is 0.25, of having both blue eyes and blonde hair is 0.3, and of having neither blue eyes nor blonde hair is 0.55. What is the probability that a student in this class has blonde hair? (2 marks)

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