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The percentage of attendance of different classes in a year in a school is given below: Class:XIX VIII VII VI V Attendance: 30 62 85 92 76 55 What is the probability that the class attendance is more than 75%? `1/6` (b) `1/3` (c) `5/6` (d) `1/2`

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Number of classes with attendance more than `75% "attendance"=3`
Total number of outcomes=`6`
`therefore` P(class attendance is more than 75%)=`"Number of classes with attendance more than 75% "/"Total no. of classes"`
`3/6=1/2`
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