If the data about the number of students who play hockey from different schools is represented by a pie-chart, what is the central angle of the sector representing students who play hockey from school C to the nearest whole number?
Show answer & explanation
Correct answer: C
Explanation
Correct Answer is option 3 i.e.131°
|
Application |
Fair calculation |
|
Total students in all 4 schools who play hockey = 75 + 125 + 200 + 150 = 550 Central angle of the sector representing students who play hockey from school C = [200/550] × 360 = 131°(Approx.) |
[200/550] × 360 = 7200/55 = 130.909 |