Question

the average weight of 4 boys in a rolling team is 52.2 kg when a new boy joining the team the average weight of the team of five boys becomes 52 kg what is the weight of the new boy​

Answer 1

Step-by-step explanation:

thr sum of the weights is 52.2×4=208.8

the dum of the weights after new boy coming in =52×5=260

so the weight of new boy =260-208.8=51.2