1.How many one-fifths are there in 17½? 2.How many ⅔ cm can be cut from a 20cm piece of ribbon? 3.A glass can hold ⅕ liters of juice. How many glasses can 13⅗ liters of juice be poured into it? 4.A tailor uses 2½ yards of cloth for a t-shirt. If he has 20 yards of cloth, how many t-shirt can he make?