header bg

Question:

A public health lecture was 1 hour 25 min long. The program started at 09:45. At what time did it finish?

A 1110
Explaination

0945 + 0125 = 1070
10 hours + 70 minutes
10 hours + (1 hour + 10 minutes)
(10 hours + 1 hour) + 10 minutes
11 hours + 10 minutes = 1110