The average of of a class of 20 is 15 years if eight boys of 18 years average join - Maths - Fundamental Concepts

Question

The average of of a class of 20 is 15 years if eight boys of 18
years average join the class find the new average of the class

Prince Babu Singh · Accepted Answer

The average of of a class of 20 is 15 years .if eight boys of 18 years average join the class .find the new average of the class