8
6/8 = 3/4 pounds
Explanation:
Step 1 :
From the number line we can see that
1 bag of grapes has weight of 1/8 pounds
4 bags of grapes has weight of 1/4 pounds
3 bags of grapes has weight of 3/4 pounds
Step 2 :
The total number of bags having a weight of minimum 3/8 pounds is 1 + 4 + 3 = 8
The total weight of bags that has weight of minimum 3/8 pound is
1/8 + 1/4 + 3/ 8
= 1/8 + 2/8 + 3/8 ( L.C.M is 8)
=6/8 =3/4 pounds