36/12 = x/1
36/12=3
3/1
3*21=63
1*21=21
63/21
there are 63 feet of ribbon in 21 packages
I hope this is correct if its not i'm very sorry
Answer:
63 feet of ribbon
Step-by-step explanation:
First, you find the unit rate by dividing 36 by 12. That gets you 3 feet of ribbon per package. Since you need to find how many feet of ribbon are in 21 packages, you multiply 21 and 3. 21x3= 63
The sales tax would be $12.42
5/7
take the basic fact 5 - 3
6 or 3
