Section: Mathematics

20) A computer store regularly sells all stock at a discount of 20 percent to 40 percent. If an additional 25 percent were deducted from the discount price during a special sale, what would be the lowest possible price of a part costing $16 before any discount?

1. $6.80
2. $7.20
3. $9.60
4. $11.30
5. $14.80