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# The integers y and z are both positive

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Manager
Joined: 17 Jun 2018
Posts: 52
Schools: IMD '20
GPA: 2.84
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The integers y and z are both positive  [#permalink]

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30 Dec 2018, 07:09
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Difficulty:

75% (hard)

Question Stats:

38% (01:35) correct 62% (01:35) wrong based on 13 sessions

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The integers y and z are both positive.Is yz a multiple of 500?

(1) yz is a multiple of 25 and z is a multiple of 20.

(2) y^2 is a multiple of 10 and z^2 is a multiple of 5.

Experts Bunuel chetan2u need help.

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VP
Status: Learning stage
Joined: 01 Oct 2017
Posts: 1013
WE: Supply Chain Management (Energy and Utilities)
Re: The integers y and z are both positive  [#permalink]

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30 Dec 2018, 10:06
1
arpitkansal wrote:
The integers y and z are both positive.Is yz a multiple of 500?

(1) yz is a multiple of 25 and z is a multiple of 20.

(2) y^2 is a multiple of 10 and z^2 is a multiple of 5.

Experts Bunuel chetan2u need help.

This question is already discussed here.
https://gmatclub.com/forum/the-integers ... 99979.html
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PKN

Rise above the storm, you will find the sunshine
Math Expert
Joined: 02 Sep 2009
Posts: 58434
Re: The integers y and z are both positive  [#permalink]

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31 Dec 2018, 01:43
arpitkansal wrote:
The integers y and z are both positive.Is yz a multiple of 500?

(1) yz is a multiple of 25 and z is a multiple of 20.

(2) y^2 is a multiple of 10 and z^2 is a multiple of 5.

Experts Bunuel chetan2u need help.

Please search before posting: https://gmatclub.com/forum/the-integers ... 99979.html
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Re: The integers y and z are both positive   [#permalink] 31 Dec 2018, 01:43
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# The integers y and z are both positive

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