Question 1065124
Tommy paints 1/9 fence in one hour
Huck + Tommy paint 1/1 fence in one hour

Huck paints (1/1) - (1/9) =  (9/9)-(1/9) = 8/9 fence per hour

Thus, Huck can paint the fence in 9/8 hour or  {{{ highlight(1.125)}}} hours (1hr and 7 min 30 sec)