The pie chart illustrate the amount of private time a student spends in a week...

WAEC 1999

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. use it to answer the question below
Find the value of K

A. 15^o
B. 30^o
C. 60^o
D. 90^o

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Correct Answer: Option B

Explanation

Total angle in a circle = 360°

\(\therefore\) 105 + 75 + 2k + k + 3k = 360°

6k = 360 - 180 = 180

k = 180/6 = 30°

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The pie chart illustrate the amount of private time a student spends in a week...

Correct Answer: Option B

Explanation

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