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What is the 50th letter in this pattern: ABCAABBCCABCAABCC...

 Mar 6, 2022
 #1
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A

 

think about how many letters there are in a rep. i presume you can understand without an explanation. 50/9, then count the remainder.

 Mar 6, 2022
 #2
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wait a sec......

ABCAABBCC is not one rep,

look closely,

ABCAABBCCABCAABCC

one b and 2 b's

 Mar 6, 2022

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