> 50 ... sum of digits 15 ... 69 , 78 , 87 , 96
both digits evenly divided by 3 ... ?
even number ... ?
I am a whole number greater than
50. I am a two-digit number. The
sum of my digits is 15. Both of my
digits can be divided by 3. I am an
even number. What number am I?
1 answer