In 1860 the ratio of farmers to manufacturing workers was roughly ; by 1910 that ratio was . a. 1:1; 1:5 b. 1:3; 1:1 c. 3:1; 1:1 d. 10:1; 1:1

To solve their problems, mesopotamians used irrigation, a way of supplying water to an area of land. to irrigate their land, they dug out large storafe basins to hold water supplies these ditches brought water to the feilds. to protect their feilds from flooding, farmers built up the banks of the tigris and euphrates.hope ths !