Hello!
First, let's write some important information:
• v, = 12 ft/s
,
• r, = 1.5 ft
Knowing it, let's replace these values in the formula below to obtain w:
[tex]\begin{gathered} v=r\cdot w \\ 12=1.5\cdot w \\ 1.5w=12 \\ w=\frac{12}{1.5} \\ w=8 \end{gathered}[/tex]
So, w = 8.
