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Positive Integer

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by gmataspirant » Sun Jun 29, 2008 4:56 pm
For how many positive integer x is 130/x an integer?a


A) 8
B)7
C)6
D)5
E)3

First of all, I am not able to under this question. It would be helpful if someone can explain question and solution.

Appreciate your help.
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Source: — Problem Solving |

by gmataspirant » Mon Jun 30, 2008 1:09 am
Guys, Any Thoughts ?
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by pandeyvineet24 » Mon Jun 30, 2008 7:20 am
hi gmataspirant,

130/X = (13 * 2 * 5)/X

the resultant will be integer when
X = 13, 2 , 5, 13*2, 13 * 5, 13 * 10, 2 * 5, 1

Hence answer should be A.
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