FARM MECHANICS. 



157 



536. A 1,200-pound horse walking 2.5 miles an hour 

 works six hours. How many pounds pull may be ex- 

 pected of him ? 



537. An 800-pound horse, walking 2.5 miles per hour, 

 works nine hours. How many pounds pull may be ex- 

 pected of him ? 



COVERED BARNYARD OF SMALL COST. 

 Cattle are protected and the manure is preserved. 



538. A 1,000-pound horse working 10 hours each day 

 walks at the rate of 2.5 miles an hour. What pull may 

 be expected? 



539. A 1,000-pound horse, working five hours each 

 day, is walking at the rate of 2.5 miles an hour. What 

 pull may be expected ? 



540. A 1,200-pound horse working 10 hours each day, 

 walks one mile an hour. What pull may be expected? 



541. Another 1,200-pound horse working but five 

 hours each day, walks four miles an hour. What pull 

 may be expected ? 



