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A circle graph shows how the budget of a certain company was

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A circle graph shows how the budget of a certain company was [#permalink]

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New post 27 Feb 2012, 02:18
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A circle graph shows how the budget of a certain company was spent: 63 percent for salaries, 12 percent for research and development, 6 percent for utilities, 5 percent for equipment, 4 percent for supplies, and the remainder for transportation. If the area of each sector of the graph is proportional to the percent of the budget it represents, how many degrees of the circle are used to represent transportation?

(A) 10°
(B) 18°
(C) 36°
(D) 90°
(E) 324°
[Reveal] Spoiler: OA
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Re: A circle graph shows how the budget of a certain company was [#permalink]

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New post 27 Feb 2012, 06:20
BANON wrote:
A circle graph shows how the budget of a certain company was spent: 63 percent for salaries, 12 percent for research and development, 6 percent for utilities, 5 percent for equipment, 4 percent for supplies, and the remainder for transportation. If the area of each sector of the graph is proportional to the percent of the budget it represents, how many degrees of the circle are used to represent transportation?

(A) 10°
(B) 18°
(C) 36°
(D) 90°
(E) 324°


Let's find what percent of the budget was spent on transportation: 100-(63+12+6+5+4)=10.

Since, the whole circle is 360 degrees then sector of transportation, which is 10%, should account for 0.1*360=36 degrees.

Answer: C.
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Re: A circle graph shows how the budget of a certain company was [#permalink]

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New post 27 Feb 2012, 08:26
100 % = 360 Degree

Hence 10 % = 36 degree
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Re: A circle graph shows how the budget of a certain company was [#permalink]

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New post 29 Feb 2012, 23:15
(100-90)% of 360
=36 deg
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Re: A circle graph shows how the budget of a certain company was [#permalink]

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New post 04 Feb 2016, 21:50
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Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

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Re: A circle graph shows how the budget of a certain company was   [#permalink] 04 Feb 2016, 21:50
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