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# If y ≠ 0 and z ≠ 0, what is the value of x/(yz) ?

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Math Expert
Joined: 02 Sep 2009
Posts: 49206
If y ≠ 0 and z ≠ 0, what is the value of x/(yz) ?  [#permalink]

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02 Oct 2017, 23:54
1
1
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Difficulty:

35% (medium)

Question Stats:

76% (00:50) correct 24% (00:58) wrong based on 32 sessions

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If y ≠ 0 and z ≠ 0, what is the value of $$\frac{x}{yz}$$ ?

(1) x/y = z

(2) x = z/y

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Re: If y ≠ 0 and z ≠ 0, what is the value of x/(yz) ?  [#permalink]

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03 Oct 2017, 03:18
Bunuel wrote:
If y ≠ 0 and z ≠ 0, what is the value of $$\frac{x}{yz}$$ ?

(1) x/y = z

(2) x = z/y

Statement 1: cross multiply to get $$\frac{x}{yz}=1$$. Sufficient

Statement 2: substitute the value of $$x$$ in $$\frac{x}{yz}$$ to get $$\frac{1}{y^2}$$. We don't know the value of $$y$$. Hence Insufficient

Option $$A$$
Re: If y ≠ 0 and z ≠ 0, what is the value of x/(yz) ? &nbs [#permalink] 03 Oct 2017, 03:18
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