Question

Harold has 4 classes each school morning each class is 1 hour long and there are 10 minutes between classes the first class starts at 8 a.m. what time does the fourth class end

Answer 1

 1) 8.00 9.00) 10min 2) 9.10 10.10) 10min 3) 10.20 11.20 10min 4) 11.30 12.30)
Answer: 12.30