Area rate
Speed, of coverage,
mph acre/hour
3.0 5.96
3.5
6.95
4.0
7.95
4.5
8.94
5.0 9.94
5.5 10.93
6.0 11.92
6.5 12.92
7.0
13.91
14.90
8.0 15.90
8.5 16.89
9.0 17.88
9.5 18.88
10.0 19.87
Engine
speed. Flow rate,
rpm gpm
500 1.0
750
2.5
1,000 4.0
1,250 5.5
1,500 7.0
1.750 8.5
2,000 10.0
2,250 11.5
2,500
13.0
2.750 14.5
7.5
3 Support
The value for area rate of coverage (acre/hour) compared to speed (mph) is approximately: