The average age of the boys in a class is 16 years and that of the girls is 15 years. The average age for the whole clas…

The average marks of a student in 8 subjects is 87. Of these, the highest marks are 2 more than the one next in value. I…

The average age of a cricket team of 11 players is the same as it was 3 years back because 3 of the players whose curren…

If the mean of 5 observations x, x + 2, x + 4, x + 6 and x + 8 is 11, then the mean of the last three observations is-

The average age of mother and her six children is 12 years, which is reduced by 5 years if the age of mother is excluded…

3 years age, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the fami…

The average salary of all the workers in a workshop is Rs. 8000. The average salary of 7 technicians is Rs. 12000 and th…

The average of 5 consecutive integers starting with 'm' is n. What is the average of 6 consecutive integers starting wi…