Question 745027
That is 12 circumferences in 3 minutes.
That is 12 circumferences in {{{3*60=180}}} seconds.


1 circumference is {{{2*pi*40}}} feet.
12 circumferences is {{{12*2*pi*40}}} feet.  


The people in the ride are moving at {{{(12*2*pi*40)/(3*60)}}} feet per second.  That is mostly in factored form and can be simplified.



{{{(2*2*cross(3*2)*pi*2*2*cross(10))/(cross(3*2)*3*cross(10))=highlight(16*pi/3)}}}