Principal Asix

First Principal

………………….. = Amount - Principal.

Define superposition principal ?

The average age of 24 students and the principal is 15 years. When the principal’s age is excluded, the average age decreases by 1 year. What is the age of the principal?

A commitree of 5 principals is to be selected from a group of 6 gent principals and 8 lady principals. If the selection is made randomly , find the probability that there are 3 lady principals and 2 gent principals .

The annual interest of a principal is (1)/(6) parts of itself. If after 5 years the principal amounts Rs3300 , then find the principal.

If the total interest of a principal in 6 years be 30% of the principal , then the total interest will be equal to the principal in