The table given below shows the ages of 75 employees in a factory. Age (in years) 18 – 29 30 – 39 40 – 49 50 – 59 Number of employees 3 27 37 8 An employee from this factory is chosen at random. What is the probability that the selected employee is (i) At least 40 years old? (ii) At most 39 years old? (iii) 18 years or more and 49 years or less? (iv) above 60 years of age?
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