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A survey was taken at a high school, and the results were put in a circle graph. The students were asked to list their favourite colours. The measurement of each central angle is shown. If a person is chosen at random from the school, find the probability of each response. What is the probability of favourite colour not being orange or green ? |
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Answer» 0.65 `=1-(144^(@)+36^(@))/(360^(@))=1-(180^(@))/(360^(@))=1-(1)/(2)=0.5` THUS (d) is correct OPTION. |
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