[填空题]
Determine the converst;z-z0oacm5whv.vwz- fu( qd:dbk-1c, ge h 9ion f c 9h:yh6 uovl b1ak7ccv8,ytau p6(l4actor between (a) $1km/day$ = $mi/h$ given that $1 \; mile = 1609 \; m$ (b) $1m/s$ = $ft/min$ given that $1 \; m = 3.28 \; feet$ (c) $1km/h$ = $m/s$