Answer :
1/4=4/1=4
20÷4=5
20-5=15
15-3=12
12/20÷2=6/10÷2=3/5
3/5 is what is left in the 20 ounce bottle
20÷4=5
20-5=15
15-3=12
12/20÷2=6/10÷2=3/5
3/5 is what is left in the 20 ounce bottle