2009-01-21, 04:28 PM
The description says "Bonus EXP". "Bonus EXP", in my English, means "added on the the normal EXP". So after the first hour you will be getting 10, 10, 10+3; then 10, 10, 10+10; and so on until after 5 hours you will be getting 10, 10, 10+20 on every triplet of those 10-exp monsters.