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Leah wants to shrink her photos to fit a computer screen. He
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03 Apr 2017, 03:15
03 Apr 2017, 03:15
Expert Reply
00:00
Question Stats:
88% (01:10) correct
11% (00:56) wrong based on 18 sessions
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Leah wants to shrink her photos to fit a computer screen. Her photos currently have a width of 1,024 pixels and a height of 768 pixels. If she reduces the width to 800 pixels, then to what height, in pixels, must she reduce the photos to preserve the same ratio of width to height?
A. 1,066.7
B. 600
C. 576
D. 544
E. 500
A. 1,066.7
B. 600
C. 576
D. 544
E. 500
Drill 3
Question: 5
Page: 319
Question: 5
Page: 319
Re: Leah wants to shrink her photos to fit a computer screen. He
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03 Apr 2017, 05:33
03 Apr 2017, 05:33
Expert Reply
Explanation
Set up a proportion so that the original ratio equals the final ratio:\(\frac{1024}{800}=\frac{768}{x}\) .
Cross multiply and then divide both sides by 1024 to find x = 600.
Hence option B is correct.
Set up a proportion so that the original ratio equals the final ratio:\(\frac{1024}{800}=\frac{768}{x}\) .
Cross multiply and then divide both sides by 1024 to find x = 600.
Hence option B is correct.
gmatclubot
Re: Leah wants to shrink her photos to fit a computer screen. He [#permalink]
03 Apr 2017, 05:33
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