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# Number properties (Hard)

Author Message
Intern
Joined: 11 Feb 2019
Posts: 6

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28 Feb 2019, 12:58
1
00:00

Difficulty:

(N/A)

Question Stats:

25% (03:04) correct 75% (02:50) wrong based on 4 sessions

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How do I solve:

If x^2 = Y + 5 , Y = Z - 2 , and Z = 2X
Is X^3 + Y^2 + Z divisible by 7 ?

1) X > 7
2) Y = 4

Posted from my mobile device
Math Expert
Joined: 02 Sep 2009
Posts: 53716

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28 Feb 2019, 13:07
1
bilal86bk wrote:
How do I solve:

If x^2 = Y + 5 , Y = Z - 2 , and Z = 2X
Is X^3 + Y^2 + Z divisible by 7 ?

1) X > 7
2) Y = 4

Posted from my mobile device

Discussed here: https://gmatclub.com/forum/if-x-2-y-5-y ... 95789.html
_________________
Re: Number properties (Hard)   [#permalink] 28 Feb 2019, 13:07
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