Answer:
$33.60
Step-by-step explanation:
1. multiply the price (40) times 20% (.20)
40*.20=8 - that's the amount of the discount
2. Subtract 8 from 40
40-8=32 - that's the discounted price.
3. multiply 32 by 5% (0.05)
32*.05 = 1.60 - that's the sales tax
4. add 32 + 1.60 = 33.60