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GRE Math Challenge #106-If y - x = 2 and y -z =3

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sandy
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GRE Math Challenge #106-If y - x = 2 and y -z =3 [#permalink] New post   Updated on: 20 Feb 2020, 11:10
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If y - x = 2 and y -z =3, which of the following best represents the relative positions of x, y, and z on the number line?

(Note: The figures are drawn to scale.)

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E

Originally posted by sandy on 15 May 2015, 11:50.
Last edited by Carcass on 20 Feb 2020, 11:10, edited 1 time in total.
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pranab223
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Re: GRE Math Challenge #106-If y - x = 2 and y -z =3 [#permalink] New post   19 Dec 2017, 21:05
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sandy wrote:
If y - x = 2 and y -z =3, which of the following best represents the relative positions of x, y, and z on the number line? (Note: The figures are drawn to scale.)




the two equation we have

y - x =2

and y - z =3

Subtracting two equation we can write as

x - z = 1

or z = x -1

or x = 1+z

i.e. x > z

Now we need to look into the option where y > x > z and x - z =1

Hence option E
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Re: GRE Math Challenge #106-If y - x = 2 and y -z =3 [#permalink] New post   20 Feb 2020, 11:11
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Re: GRE Math Challenge #106-If y - x = 2 and y -z =3 [#permalink]
20 Feb 2020, 11:11
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