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# if x is an integer, what is the remainder when x is divided

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Director
Joined: 17 Oct 2005
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if x is an integer, what is the remainder when x is divided [#permalink]  22 Feb 2006, 15:15
if x is an integer, what is the remainder when x is divided by 7?

1) x+8 is divisible by 7
2) x+1 is divisible by 7
Director
Joined: 24 Oct 2005
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Is 0 divisible by 8??
If yes.. then E.. else D
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CEO
Joined: 20 Nov 2005
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Schools: Completed at SAID BUSINESS SCHOOL, OXFORD - Class of 2008
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bewakoof wrote:
Is 0 divisible by 8??
If yes.. then E.. else D

Its D

zero is not divisible by any number. When zero is divided by any number then quotient is 0 and remainder is that number.
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SAID BUSINESS SCHOOL, OXFORD - MBA CLASS OF 2008

Director
Joined: 17 Oct 2005
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oa is D. is there a quick way to do this as opposed to choosing numbers?
Intern
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what is when x is negative than x has an different remainder! x is an initeger but i can not see that x must be positive or?
VP
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What if x is negative ? I have the same doubt....
Manager
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should be D ... regarding negative numbers ... just think of any -ive no x if x+1 is divisible by 7 then x cannot be divisible by 7 ..... there has to be a gap of 7 to be divisible
Manager
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Re: remainders [#permalink]  24 Feb 2006, 17:11
joemama142000 wrote:
if x is an integer, what is the remainder when x is divided by 7?

1) x+8 is divisible by 7
2) x+1 is divisible by 7

i found d I CAN SHOW MY WAY IF NEEDED
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best regards

Re: remainders   [#permalink] 24 Feb 2006, 17:11
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