Convert 7 pm to 24 hour format
7 hours
8 hours
17 hours
19 hours
7 pm means 7 in the evening. 7 + 12 = 19 hours. The answer is 19 hours in the 24-hours format
If a train covers 50 km in 2 hours, how much time would it take to cover 100 km?
A pump can fill a tank in 2 hours. Due to a leak in the tank It takes 213 hours to fill the tank. The leak can empty the full tank in
(a) 21 hours
(b) 7 hours
(c) 8 hours
(d) 14 hours