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#29817
KennethWilliams
Keymaster

Challenge Question 5 – Two Smudged Digits

The product of two numbers is seen but two of the digits are smudged. So you can only see:

3 a b   x   6 1   =   1 9 9 4 7

where a and b are the smudged digits.

Can you find the smudged digits (please explain your answer)?

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