Latest MCA Aptitude Question SOLUTION: There are two groups A and B of a class, consisting of 42 and 28 students respectively . If the average weight of group B is 40 kg, find the average weight of the whole class.
There are two groups A and B of a class, consisting of 42 and 28 students respectively . If the average weight of group B is 40 kg, find the average weight of the whole class.