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K Sengupta
Aug13-09, 02:53 AM
Substitute each of the letters by a different digit from 0 to 9 to satisfy this equation. None of the four numbers can contain any leading zero.

(REPAID)/(DIAPER) = (RA)/(RE)

Note: Each of the four numbers represent the concatenation of the digits, and does not denote the product of the digits.

Edgardo
Aug15-09, 04:29 PM
Found solution via brute force: d=2 i=0 a=8 p=7 e=9 r=1
repaid=197802, diaper=208791
repaid*re=3758238, diaper*ra=3758238