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A, B, C, and D are digits which are all less than 9 and are not necessarily distinct. What is the sum of all the elements of all ordered 4-tuples (A,B,C,D) such that 0.AB⎯⎯⎯⎯⎯⎯⎯‾‾‾‾‾√=0.CD⎯⎯⎯⎯⎯⎯⎯⎯ where 0.AB⎯⎯⎯⎯⎯⎯⎯ represents the repeating decimal 0.ABABAB… and similarly for 0.CD⎯⎯⎯⎯⎯⎯⎯⎯?

 Feb 25, 2020
edited by Guest  Feb 25, 2020
 #1
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Help Please!!!

I need it like RIGHT NOW

Please Do quickly

 Feb 25, 2020
 #2
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The answer is 2 + 3 + 1 + 9 + 4 + 0 + 4 + 9 = 32.

 Feb 25, 2020

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