Answer:$1.44
Explanation:
on normal sales
2 cans cost $1.28
12 cans would cost=(12x1.28)/2
12 cans would cost=15.36/2
12 cans would cost=7.68 on normal sales
Special sales :
6 cans is sold for 3.12
12 cans would be sold for (3.12+3.12)
12 cans would be sold for 6.24
Customer savings=7.68-6.24
Customer savings=1.44