Posted by Anonymous on Thursday, October 28, 2010 at 7:43am.
i am a multiple of 5, i am even and less than 30 but more than 20. my ones digits is 3 more than my tens digits

math  Reiny, Thursday, October 28, 2010 at 7:59am
I am a multiple of 5:
5 10 15 20 25 30 35 40 ....
I am even: (that leaves)
10 20 30 40 ...
I am < 30: (that leaves)
10 20
but I am > 20 :
No such number.
Check your typing