Question

the mean weight of 6 boys in a group is 48 kg the individual weight of five of them are 51 kg 45 kg 49 kg 46 kg and 44 kg find the weight of 6 boy

Answer 1

Let the weight of sixth boy be xMean of 6 boys=sum of 6 boystotal no. of boys⇒48=51+45+49+46+44+x6⇒48×6=51+45+49+46+44+x⇒288=235+x⇒x=288−235⇒x=53thus, the weight of sixth boy is 53

hope this will help you

Answer 2

[45+49+46+44+51+x ]\6 =48
245+x=288
x=288-245=43