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Question

The approximate speed of some vehicles are given below. Draw a pie-graph to represent them.

Name of objectsBicycleScooterCarBusTrainSpeed [in km/hr]1040605080 [4 MARKS]

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Solution

Calculation: 2 Marks
Graph: 2 Marks

Since the angle about the centre of circle is 360, divide 360 in proportion of given data.
Divide 360 in proportion 10 : 40 : 60 : 80 to obtain the corresponding central angle.

Make a table as given below.

Name of objectSpeed in km/hrCentral angleBicycle1010240×360=15Scooter4040240×360=60Car6060240×360=90Bus5050240×360=75Train8080240×360=120240360

Draw a circle of any suitable radius.

For each central-angle, draw a sector.


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