its simple 72km/hr=72000m and 1hr=3600s........so train travelling per sec=72000/3600=20m........thus train travelling in 7s=140m which is answer :)
The duration of The Coconut Revolution is 3000.0 seconds.
apex :) 2.2 m/s2
12 seconds.
2.2
The average rate of acceleration is (11/5) = 2.2 m/sec2 .
Obviously it would depend on the size of the tree but coconut harvesters can do so in a few seconds.
The duration of Coconut Fred's Fruit Salad Island is 1800.0 seconds.
The duration of Last Hippie Standing is 2700.0 seconds.
The duration of Who's Still Standing? is 2400.0 seconds.
The duration of The Up-Standing Sitter is 360.0 seconds.
The duration of Standing on the Edge of the Noise is 2460.0 seconds.
The duration of Last Comic Standing is 3600.0 seconds.