Question

The table given below shows the ages of 75 teachers in a school. Age ( in years ) 18 - 29 30 – 39 40 - 49 50 - 59 No. of teachers 5 15 35 20 A teacher from the school is chosen at random. What is the probability that the teacher chosen is : (a) 40 years or more than 40 years old? (b) 49 years or more than 49 years old? (c) 60 years or more than 60 years old? ​

Answer 1

Answer:

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