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The given pie-graph represents the number of students in different classes. If the total of all the students in the class is 1080; use the graph to find the number of students in each class.

The given pie-graph represents the number of students in different classes. If the total of all the students in the class is 1080; use the graph to find the number of students in each class. Data Handling, Concise Mathematics Solutions ICSE Class 8.

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Answer

Given:

Total number of students = 1,080

ClassNo. of students (°)No. of students
VI65°65°360°×1080\dfrac{65°}{360°} \times 1080 = 195
VII90°90°360°×1080\dfrac{90°}{360°} \times 1080 = 270
VIII55°55°360°×1080\dfrac{55°}{360°} \times 1080 = 165
IX70°70°360°×1080\dfrac{70°}{360°} \times 1080 = 210
X80°80°360°×1080\dfrac{80°}{360°} \times 1080 = 240

Hence, the number of students in each class is as follows:

Class VI: 195 students
Class VII: 270 students
Class VIII: 165 students
Class IX: 210 students
Class X: 240 students

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