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,
$\frac32=\frac{220}{8\times3\times d}$
$\implies d=\frac{55}9=6.12$
After some early trading expeditions, the first Dutch<span> settlement in the Americas was founded in 1615: Fort Nassau, on Castle Island along the Hudson, near present-day Albany. The settlement served mostly as an outpost for trading in fur with the native Lenape tribespeople, but was later replaced by Fort Orange.</span>
The answer its letter D) 79 percent
Answer:
U.S. state laws establishing racial segregation in public schools are unconstitutional
Explanation:
basically it was an arguments saying wether or not segregation (seperation by race) was going against the constitution or not. hope this helps!
After Italy had agreed to switch sides and help defeat the Entente, they thought they deserved more, being one of the Big Four. Great Britain promised to give them a few of the Slavic countries, but they had other plans to make a large Slavic country known later as Yugoslavia. So, Italy was unhappy because they got cheated by Great Britain.
