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Pie Charts - General Aptitude

Study the following pie-diagrams carefully and answer the questions given below it:

Percentage Composition of Human Body

Q1:

To show the distribution of proteins and other dry elements in the human body, the arc of the circle should subtend at the centre an angle of:

A 54°

B 126°

C 108°

D 252°

ANS:C - 108°

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