How many miles per hour is 25.4 feet per second?

##17.3mi/hr##
##(25.4 ft)/(1 sec)xx(1 mi)/(5280 ft)xx(60 sec)/(1 min)xx(60 min)/(1 hr)##
##=(25.4 color(red)(cancel(color(black)(ft))))/(1 color(blue)(cancel(color(black)(sec))))xx(1 mi)/(5280 color(red)(cancel(color(black)(ft))))xx(60 color(blue)(cancel(color(black)(sec))))/(1 color(green)(cancel(color(black)(min))))xx(60 color(green)(cancel(color(black)(min))))/(1 hr)##
##=25.4/1xx(1 mi)/5280xx60/1xx60/(1 hr)##
##=(25.4xx60xx60)/5280 mi/hr##
##=17.3mi/hr##