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
Number of teachers 3 27 37 8
A teacher from this school is chosen at random. What is the probability
that the selected teacher is
(i) 40 or more than 40 years old?
(ii) of an age lying between 30-39 years (including both)?
(iii) 18 years or more and 49 years or less?
(iv) 18 years or more old?
(v) above 60 years of age?​

Answer 1

Answer:

i think the answer is 26,65

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