Question

The ages of 30 teacher in a school are as follows: find the probability that the age of teacher chosen at random: (a) lies in 29-35 years (b) is at least 31 yeaes (c) is below 23 years

Answer 1

the probability of 30 teacher of age 29-35 are 71/100,70/100,69/100,68/100,67/100,66/100,65/100 and age of at least 31 year are 69/100 and below 23 years are 77/100,78/100,79/100,80/100,81/100,82/100,83/100,84/100,85/100,86/100,87/100,88/100,89/100,90/100,91/100,92/100,93/100,94/100,95/100,96/100,97/100,98/100 and 99/100.
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