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# If xyz is not equal to 0, what is the value of z/(y^3)? 1.

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Manager
Joined: 05 Jul 2006
Posts: 197
If xyz is not equal to 0, what is the value of z/(y^3)? 1. [#permalink]

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06 Sep 2006, 18:23
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If xyz is not equal to 0, what is the value of z/(y^3)?

1. x=3/4y
2. z=2/3x
Senior Manager
Joined: 14 Jul 2005
Posts: 402
Re: DS- Value of the variable [#permalink]

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06 Sep 2006, 18:53
Is it E ??

lan583 wrote:
If xyz is not equal to 0, what is the value of z/(y^3)?

1. x=3/4y

Nothing given about z, INSUFF

2. z=2/3x

Nothing given about y INSUFF

combining, for z/y^3 we get an equation in terms of x. Hence E
Manager
Joined: 05 Jul 2006
Posts: 197

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07 Sep 2006, 05:26
OA: B

I don't know how but thats the answer.
Current Student
Joined: 29 Jan 2005
Posts: 5218

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07 Sep 2006, 05:33
lan583 wrote:
OA: B

I don't know how but thats the answer.

How can we find the value without knowing y

Can you recheck the source?
Manager
Joined: 05 Jul 2006
Posts: 197

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07 Sep 2006, 06:10
The OA is B. But there's no explanation given. I think the answer is wrong. That's all I know
CEO
Joined: 20 Nov 2005
Posts: 2894
Schools: Completed at SAID BUSINESS SCHOOL, OXFORD - Class of 2008

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07 Sep 2006, 09:53
How it could be B? OA must be wrong.
_________________

SAID BUSINESS SCHOOL, OXFORD - MBA CLASS OF 2008

SVP
Joined: 05 Jul 2006
Posts: 1747

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07 Sep 2006, 10:33
Yup sure something is wrong either the question or the answer

or all of us

07 Sep 2006, 10:33
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# If xyz is not equal to 0, what is the value of z/(y^3)? 1.

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