Brain age!!how fast can you do 20/100 problems?

[WiiFanFtw]

man...i lost this game. Cant stop playing the math problems. How fast can you guys do for the 20 problems or the 100 problems? for the 20 problems i can do 12 seconds and for the 100 i can do 1 minute and 8 seconds! can you guys beat that?! post here!! i wanna see