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:
Diversity or Acceptance of both Genders and Race.
Explanation:
It was seen as our greatest achievement when it showed equality to all race and genders. It allowed us to officially be known as "the land of the free" and allowed all members of society to be seen as equals.
<span>The advertising campaign needs to be addressed and directed to them. Modernize the campaign. Use social media to reach them. Do things that they will notice. </span>
Hamilton wanted to add the taxes for the whiskey and Jefferson didn't want that tax. This tax was so America could get out of debt. Hamilton got his way untill people started rebelling. Then Jefferson made sure that when he became president that he would repeal or remove this tax.
Answer: Please refer to:
Step 1: Meet the Citizenship Eligibility Requirements. ...
Step 2: Prepare Your Application, USCIS Processing of Form N-400. ...
Step 3: Biometrics Appointment. ...
Step 4: The Citizenship Interview. ...
Step 5: The Citizenship Test. ...
Explanation:
Not sure but hope it helps.