Answer:
The actual height is 150ft
Step-by-step explanation:
Given


Required
Determine the actual height
Substitute 60ft for width in: 

Express as fraction


Make height the subject



Answer:
the answer is C
Step-by-step explanation:
Answer:
Step-by-step explanation:
Not in standard form. The coefficients should be integers and the coefficient of x should be positive.
x+6y=30
Note that the choices given are not in standard form.