Reply To: Challenge Questions

[Anupama Cherukuri]

3+ a+ b X 61 = 19947

3 +a+b  X 7 = 3

21+ a+b = 3

So 21 Digit sum is already 3 so a+b must be 9

So options are 2,7 0r 1,8 0r 3, 6 0r 4, 5 , I tried with those options and got the answer of 327

327 X 61 = 19947