problem 235 mathcounts

Mathematics
Tutor: None Selected Time limit: 1 Day

John has an 8-inch by 10-inch photo that he wants to shrink so that its perimeter is exactly 27 inches. After the photo has been reduced in size, what will be the area of the new photo?

Oct 5th, 2014

Original perimeter = 36 inches.

After reducing the perimeter is 27 inches. This is 3/4 of original size

6 and 7.5 are the new dimensions. Area =45 sq inches

Oct 5th, 2014

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Oct 5th, 2014
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Oct 5th, 2014
Dec 5th, 2016
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