assuming efficiency of each man to dig trench, in one day, for one hour is constant,
so one man, working for one hour in one day can dig 1.5 m
so 8 men, working 3 hours a day and will take, say $d$ number of days and efficiency will be constant. so,
$\frac32=\frac{220}{8\times3\times d}$
$\implies d=\frac{55}9=6.12$
Answer:
Hayes, a Republican, became president after a disputed election. ... In return, he agreed to end federal support of radical Republican governments in the South. He promised to name southerners to his cabinet and other important jobs. And he said he would provide more federal aid for schools and railroads in the South.
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Answer:
D. England had local supplies of the raw materials it needed for manufacturing.
Explanation:
Economic Crisis. The beginning of the Great Depression can be traced to the stock market crash of Tuesday, October 29, 1929 (also known as "Black Tuesday"). The 1920s were a time of increased stock market speculation. ... The depression's immediate impact on Georgia was much like that throughout the nation as a whole.Nov 5, 2007
