please help need to get to 80%

Answer:
[tex]\frac{1}{6}[/tex]
Step-by-step explanation:
First, start by converting 4 feet to inches. Note that 1 foot = 12 inches.
Set up a unit converter:
[tex]4\ ft(\frac{12\ in}{1\ ft})[/tex]
The ft cancel out leaving us with:
[tex]4*12\ in=48\ in[/tex]
Now, we can set up a scale factor...
[tex]\frac{drawing}{real\ length}=\frac{8}{48}=\frac{1}{6}[/tex]