Question

The average weight of a class is 20 kg. If the
strength of the class is increased by 25%, then
the average weight of the class gets increased
by 1%. What is the average weight of the
additional students ?
(a) 20-50 kg
(b) 21.00 kg
(c) 21.50 kg
(d) 22:00 kg​

Answer 1

Answer:

21.00 kg because if it is increased by 1 %then the answer will definitely be 21.00kg