Answer:
Step-by-step explanation:
Speed = Distance/Time
Time = Distance/Speed
Given
Distance = 1.2m = 0.012cm
Speed = 24.8cm/hr
Get the time;
Time = 0.012/24.8
Time = 4.84*10^-4hours
Hence it will take the water 4.84*10^-4hours to reach the top of the dock