Data Interpretation - Pie Charts

Let the body weight be x kg.

Then, weight of skin protein in the body	= 16% of 1 of x kg 10
	= 16 x kg. 1000

Required percentage =		16x 1000	x 100		% = 1.6%.
		x

Quantity of water in the body of a person weighing 50 kg	= (70% of 50) kg
	= 35 kg.

Required ratio =	16% of 1   3	=	6	=	2	.
	16% of 1   6		3		1

Percentage of proteins and other dry elements in the body	= (16% + 14%)
	= 30%.
Central angle corresponding to proteins and other dry elements together
	= 30% of 360°
	= 108°.

Part of the body made of neither bones nor skin = 1 -		1	+	1		=	11	.
		6		10			15