In a hotel , there are four varieties of rooms: basic rooms, 40; superior rooms, 30; deluxe rooms, 20; and family rooms, 10. draw a pie graph to represent this data.
Answers
Given : In a hotel , there are four varieties of rooms: basic rooms, 40; superior rooms, 30; deluxe rooms, 20; and family rooms, 10.
To draw : pie graph
Solution:
Percentage Central Angle
Basic room 40 40% 144°
Superior Room 30 30% 108°
Deluxe room 20 20% 72°
Family room 10 10% 36°
Total Rooms 100 100% 360°
A pie graph or diagram is a circular diagram divided into sectors, illustrating proportion. In a pie diagram, the arc length of each sector is proportional to the quantity it represents.
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