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\(\begin{array}{c|c} \text{Age in years} & 13 & 14 &...

Age in years1314151617No. of students310304215
The frequency distribution above shows the ages of students in a secondary school. In a pie chart constructed to represent the data, the angles corresponding to the 15 years old is

A.

27o

B.

30o

C.

54o

D.

108o

Correct answer is D

Number of 15- year old pupils = 30.

Total number of students: 3 + 10 + 30 + 42 + 15 = 100.

Angle = \frac{30}{100} \times 360°

= 108°