Answer:
6
Explanation:
It is given that,
To make a skirt Connie need 1 3/4 yards of fabric i.e. 7/4 yards
If Connie bought 10 1/2 yards of fabric at a sale i.e. 21/2 yards
W need to find how many skirts could she make. Let she can make n skirts. So,

Hence, she can make 6 skirts.