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CEO
Joined: 20 Nov 2005
Posts: 2892

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Schools: Completed at SAID BUSINESS SCHOOL, OXFORD - Class of 2008

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05 Jul 2006, 11:38
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

What is the remainder when -203 is divided by 13?
_________________

SAID BUSINESS SCHOOL, OXFORD - MBA CLASS OF 2008

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Manager
Joined: 14 Mar 2006
Posts: 208

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05 Jul 2006, 12:35
MA wrote:
ps_dahiya wrote:

What is the remainder when -203 is divided by 13?

5

MA: could explain why it is not 8? I think it has to do with negative sign.
thanks

Kudos [?]: 10 [0], given: 0

Manager
Joined: 14 Mar 2006
Posts: 208

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05 Jul 2006, 12:41
umm. 13*(-16)+5=-203
13*15+8 wouldn't work
Am I on the right track?

Kudos [?]: 10 [0], given: 0

CEO
Joined: 20 Nov 2005
Posts: 2892

Kudos [?]: 336 [0], given: 0

Schools: Completed at SAID BUSINESS SCHOOL, OXFORD - Class of 2008

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05 Jul 2006, 14:04
shampoo wrote:
umm. 13*(-16)+5=-203
13*15+8 wouldn't work
Am I on the right track?

Yes you are. That what I wanted to share with you guys. I learned it few months back.

Remainders are NEVER negative.
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SAID BUSINESS SCHOOL, OXFORD - MBA CLASS OF 2008

Kudos [?]: 336 [0], given: 0

VP
Joined: 25 Nov 2004
Posts: 1481

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05 Jul 2006, 14:05
shampoo wrote:
umm. 13*(-16)+5=-203
13*15+8 wouldn't work
Am I on the right track?

on this one "13*(-16)+5=-203". since reminder cannot be -ve.

Kudos [?]: 130 [0], given: 0

05 Jul 2006, 14:05
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