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In a circle graph used to represent a budget totaling $600, the measur

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Bunuel
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In a circle graph used to represent a budget totaling $600, the measur [#permalink] New post   16 Nov 2017, 01:52
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In a circle graph used to represent a budget totaling $600, the measure of the central angle associated with a $120 item in the budget is

(A) 72°
(B) 108°
(C) 120°
(D) 144°
(E) 216°
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s8kadian
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Re: In a circle graph used to represent a budget totaling $600, the measur [#permalink] New post   16 Nov 2017, 06:07
IMO A -- 7.2 or 72%

if $600 -- is 360°
then $120 -- is 360/5 = 72°.
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Re: In a circle graph used to represent a budget totaling $600, the measur [#permalink] New post   16 Nov 2017, 09:35
Bunuel wrote:
In a circle graph used to represent a budget totaling $600, the measure of the central angle associated with a $120 item in the budget is

(A) 72°
(B) 108°
(C) 120°
(D) 144°
(E) 216°


\(\frac{120}{600}*360\) = 72° , Answer will be (A)
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Re: In a circle graph used to represent a budget totaling $600, the measur [#permalink] New post   16 Nov 2017, 12:39
120/360 = 1/5
360/5 = 72
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Re: In a circle graph used to represent a budget totaling $600, the measur [#permalink] New post   17 Nov 2017, 14:27
Expert Reply
Bunuel wrote:
In a circle graph used to represent a budget totaling $600, the measure of the central angle associated with a $120 item in the budget is

(A) 72°
(B) 108°
(C) 120°
(D) 144°
(E) 216°


Since 120/600 = 1/5, and 1/5 of 360 degrees is 72 degrees, the central angle associated with a $120 item in the budget is 72 degrees.

Answer: A
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Re: In a circle graph used to represent a budget totaling $600, the measur [#permalink]
17 Nov 2017, 14:27
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