Question 945276
Total length=4 yards
4 yards - 1/2(4 yds)for drum= 4 yds-2 yds=2 yds
2 yards remaining
2 yds(36 in/yd)=72 in 
72 in (1 strap/12 in)=6 straps ANSWER: She will have enough remaining for 6 - 12 inch straps.