Essay on teachers day

The mean monthly salary of 8 teachers is ₹ 32,000. When the salary of one senior teacher is included their mean becomes ₹ 33,500. Find the salary of the senior teacher.

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The ages in years of 10 teachers of a school are:32, 41, 28, 54, 35, 26, 23, 33, 38, 40(i) What is the age of the oldest teacher and that of the youngest teacher?(ii) What is the range of the ages of the teachers?(iii) What is the mean age of these teachers?

The ages in years of 10 teachers of a school are: 32, 41, 28, 54, 35, 26, 23, 33, 38, 40 (i) What is the age of the oldest teacher and that of the youngest teacher? (ii) What is the range of the ages of the teachers? (iii) What is the mean age of these teachers?