1. Each section is 5/4 = 1.25m and each section is 1.25/5= 1/4 of the total length.

2. Each child gets 3kg of fruit (3/4)/3= 1/4, and each child gets 3/4=0.75kg.

He can make 5/8=0.625 parts per minute, and it takes 8/5= 1.6 minutes to make a part.