The mean weight of 4 members of a family is a 60 kg 3 of them have the weight 56 68 and 70 to find the weight of fourth number
Answers
Answered by
1
Answer:
Weight of 4 members = 4×60kg
= 240 kg
Weight of 3 members = 56kg + 68kg + 72kg
= 196 kg
Weight of the 4 members = 240kg - 196kg
=44kg
Similar questions