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The graph to the right shows the number of music CDs sold at various p

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The graph to the right shows the number of music CDs sold at various p  [#permalink]

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New post 16 Apr 2019, 23:48
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A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

91% (00:38) correct 9% (00:37) wrong based on 22 sessions

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Re: The graph to the right shows the number of music CDs sold at various p  [#permalink]

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New post 21 Apr 2019, 17:22
Bunuel wrote:
Image
The graph to the right shows the number of music CDs sold at various prices. At what price should the CDs be marked to sell the maximum number of CDs?

(A) 0
(B) 5
(C) 10
(D) 15
(E) 20

Attachment:
2019-04-17_1048.png


As can be seen from the diagram, the highest number of CDs sold=30 when price is 10.

So, IMO, option C.
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Re: The graph to the right shows the number of music CDs sold at various p  [#permalink]

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New post 21 Apr 2019, 20:43
From the graph, we have the maximum number of CD's(300) sold when the price of a CD is $10. So each CD can be marked at a price of $10 to have the maximum number of CD's sold.

OPTION: C
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Re: The graph to the right shows the number of music CDs sold at various p  [#permalink]

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New post 21 Apr 2019, 21:15
Bunuel wrote:
Image
The graph to the right shows the number of music CDs sold at various prices. At what price should the CDs be marked to sell the maximum number of CDs?

(A) 0
(B) 5
(C) 10
(D) 15
(E) 20

Attachment:
2019-04-17_1048.png


we can visualize and solve this question we see at 10 30 we get max selling value of CD , later it drops
IMO C
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Re: The graph to the right shows the number of music CDs sold at various p   [#permalink] 21 Apr 2019, 21:15
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