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a is 40% of 45 and 18 is b% of 90
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sandy
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GRE 1: Q167 V156
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a is 40% of 45 and 18 is b% of 90 [#permalink] New post  28 Dec 2016, 15:10
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a is 40% of 45
18 is b% of 90

Quantity A
Quantity B
a
b


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.




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sandy
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Re: a is 40% of 45 and 18 is b% of 90 [#permalink] New post  28 Dec 2016, 15:24
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Explanation

Solve each equation by translating into algebra. The first is \(a=\frac{40}{100} \times 45\). Reduce and multiply to find a = 18. The second is \(18=\frac{b}{100} \times 90\). Multiply both sides by 100 then divide by 90 to find b = 20.

Quantity B is greater.
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maudiekmyers
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Re: a is 40% of 45 and 18 is b% of 90 [#permalink] New post  16 Jan 2017, 20:00
C)The two quantities are equal.
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sandy
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Re: a is 40% of 45 and 18 is b% of 90 [#permalink] New post  18 Jan 2017, 07:49
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maudiekmyers wrote:
C)The two quantities are equal.


Why do you think C is the correct option. Please share.
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IshanGre
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Re: a is 40% of 45 and 18 is b% of 90 [#permalink] New post  29 May 2018, 09:49
sandy wrote:
Explanation

Solve each equation by translating into algebra. The first is \(a=\frac{40}{100} \times 45\). Reduce and multiply to find a = 18. The second is \(18=\frac{b}{100} \times 90\). Multiply both sides by 100 then divide by 90 to find b = 20.

Quantity B is greater.


Please correct the answer choice in the spoiler.
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sandy
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GRE 1: Q167 V156
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Re: a is 40% of 45 and 18 is b% of 90 [#permalink] New post  29 May 2018, 10:24
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Thanks! Fixed.
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