I'm pretty sure it won't be ok.
12 1/2 hours
They should be OK.
maybe it takes 2 hours or 5 hours
100km/hour as speed=distance/time therefore 200km/2hour=100km/hour
1hour 40minutes
no
300 degrees for 2 hours cover the cake with foil while baking to even the cooking
1 1/2 hours
(80 miles)/(2 hours) = 40 miles/hour.
2 and 1/2 hours
2
Don't leave the cheese ball out for more than 2 hours.