The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class.
Avg 16 = 50,25 Kg Total weight of 16 boys = 50,25 * 16 = 804 Kg Avg 8 = 45,15 Kg Total weight of 8 boys = 45,15 * 8 = 361,2 Kg
Avg of total boys (24) = (804 + 361,2) / 24 = 48,55 Kg
The answer is 48,55 Kg
average is 140.167
The average weight of 31 students of section A of a class is 53 kg, whereas the average weight of 27 students of section B of the same class is 55 kg. Find out average weight of all the 58 students of the class.
The average weight of a group of boys is 48 kg. If 8 boys of average weight 51 kg leave and 3 boys of average weight of 42 kg join the group, then the average weight of group decrease by 1 kg 50 gm. Find the initial number of boys in a group.
Raina makes a score of 110 runs in 22nd inning of his career and thus increases his average by 4. Find his average after 22nd inning.
The average age of 16 employee in a working for an organization is decreased by 3 months, when an employee aged 17 years replaced by a new employee. Find the age of new employee.
The average of first set of 6 numbers is 12, second set of 8 numbers is 14 and third set of 14 numbers is 10. Calculate the average of all the numbers.
