If 5x=6y and xy does not equal zero, what is the ratio of : PS Archive
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# If 5x=6y and xy does not equal zero, what is the ratio of

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If 5x=6y and xy does not equal zero, what is the ratio of [#permalink]

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01 Jun 2007, 22:13
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If 5x=6y and xy does not equal zero, what is the ratio of (1/5)x to (1/6)y?

25/6
36/25
6/5
5/6
25/36
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Re: PS #16 ratio question [#permalink]

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01 Jun 2007, 23:48
bmwhype2 wrote:
If 5x=6y and xy does not equal zero, what is the ratio of (1/5)x to (1/6)y?

25/6
36/25
6/5
5/6
25/36

5x=6y
x/y = 6/5

= (x/5) / (y/6)
= 6x/5y
= (6x6)/(5x5)
= 36/25
Re: PS #16 ratio question   [#permalink] 01 Jun 2007, 23:48
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