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A thin strip
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20 Mar 2021, 05:19
20 Mar 2021, 05:19
1
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Question Stats:
80% (01:29) correct
20% (01:36) wrong based on 10 sessions
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A thin strip of binding 30 feet long just fits around the perimeter of a rectangular rug that covers an area of 54 square feet.
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Quantity A |
Quantity B |
The length of the longer side of the rug |
10 feet |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
A thin strip
[#permalink]
20 Mar 2021, 07:09
20 Mar 2021, 07:09
Expert Reply
First of all when you post a question, be careful to post under the right sub forum and to follow the rules how to format properly the question
here for reference https://gre.myprepclub.com/forum/how-to-po ... 12752.html
here for reference https://gre.myprepclub.com/forum/how-to-po ... 12752.html
Re: A thin strip
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20 Mar 2021, 07:10
20 Mar 2021, 07:10
Expert Reply
Area: xy=54
Perimeter: 2(x+y)=30
Solve these 2 simultaneous equations.
x=9,6 ; y=6,9
so length of longer side = 9
B
Perimeter: 2(x+y)=30
Solve these 2 simultaneous equations.
x=9,6 ; y=6,9
so length of longer side = 9
B
