Mathematical IQ test with some good practice problems for the SAT or even AMC / AIME

wearymachine
Sat, 21 Aug 2010 23:50:26 +0000

that’s not wrong…

assume time right now to be T…

seven hours ago —> T - 7
was 5 hours before —> T - 7 + 5 = T - 2
2/3 of the day remaining means 1/3 elapsed…24 / 3 = 8 AM
so T - 2 = 8
T = 10 (10 AM)