Lucia has 18 pieces of ribbon that she uses to decorate presents one ribbon length is 5/6 of a yard how many yards of ribbon does Lucia have?
To find out how many yards of ribbon Lucia has in total, we can multiply the number of ribbons by the length of each ribbon in yards:
18 ribbons * 5/6 yards per ribbon = 90/6 or 15 yards
Therefore, Lucia has 15 yards of ribbon in total.