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题库 / OG2017Q-PS-36
The annual budget of a certain college is to be shown on a circle graph. If the size of each sector of the graph is to be proportional to the amount of the budget it represents, how many degrees of the circle should be used to represent an item that is 15 percent of the budget?
15°
36°
54°
90°
150°
The whole circumference is 360°.
15 percent of 360° is 15/100*360 = 54°