Difference between revisions of "2022 AMC 12A Problems/Problem 4"

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==Problem==
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#redirect [[2022 AMC 10A Problems/Problem 7]]
 
 
The least common multiple of a positive integer <math>n</math> and <math>18</math> is <math>180</math>, and the greatest common divisor of <math>n</math> and <math>45</math> is <math>15</math>. What is the sum of the digits of <math>n</math> ?
 
 
 
 
 
<math>\textbf{(A)} 3  \textbf{ (B)} 6  \textbf{ (C)} 8  \textbf{ (D)} 9  \textbf{ (E)} 12</math>
 

Latest revision as of 01:07, 12 November 2022