Question

The average weight of Ross, Joey and Chandler is 45 kg. If the average weight of Ross and Joey be 40 kg and that of cey and Chandere is
then the weight of Joey is:​

Answer 1

Answer:

Step-by-step explanation:

(Ross+Joey+Chandler)/3=45

Ross+Joey+Chandler=135-----(1)

(Ross+Joey)/2=40

Ross+Joey=80-------(2)

(Ross+Joey)/2=43

Ross+Joey=86------(3)

add(2) and (3)

Ross+Joey+ Chandler+Ross=80+86=166

135+Chandler=166

Chandler=166-135=31 Kg