Respuesta :

Jorge:
(1/3 acre)/(5/6 hour) = 1/3 * 6/5 acre/hour = 2/5 acre/hour

Josh:
(2/5 acre)/(2/3 hour) = 2/5 * 3/2 acre/hour = 3/5 acre/hour

Cindy:
(1/4 acre)/(1/2 hour) = 1/4 * 2/1 acre/hour = 1/2 acre/hour