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Four distinct digits are used to make two 2-digit numbers.  What is the greatest possible product of the two numbers formed?

 Nov 17, 2019
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Use 6, 7, 8, 9.

 

Make up 2 number: 96 x 87 =8,352 is slighly bigger than: 97 x 86 =8,342

 Nov 17, 2019

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