number properties

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number properties

by tj123 » Thu Dec 11, 2008 11:37 pm
If n is a positive integer and the product of all integers from 1 to n, inclusive, is a multiple of 990, what is the least possible value of n?

A) 10
B)11
C)12
D)13
E)14

Answer is B.
Please explain
Source: — Problem Solving |

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by vishubn » Thu Dec 11, 2008 11:52 pm
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