Question

Q No 1:- Find the percentage of water in a person weighing 45 kg if the human body consists of 2/3 of water by
weight​

Answer 1

Answer:

66.67%

Step-by-step explanation:

weight of the body is 45kg

water by weight in human body is 2/3

weight of water in body =45×2/3=30kg

percent of water in human body = 30/45×100 =66.67

%