Answer:
![\$1.92](https://img.qammunity.org/2020/formulas/mathematics/middle-school/kgmwqm8vvjubhlzbzcwzel2mjg43kjzq8h.png)
Explanation:
Given: An item regularly priced at
is on sale for
off. There is a
sales tax.
To Find: The Amount of Sales Tax.
Solution:
Regular price of item
![=\$80](https://img.qammunity.org/2020/formulas/mathematics/middle-school/8mou9v8qizeqgjm8x9oc0d8qsbj9bcqaa9.png)
Discount during Sales on item
![=20\%](https://img.qammunity.org/2020/formulas/mathematics/middle-school/m4e9qr2ukrvcqpbgo3gs2jdr42cbmeco4p.png)
Discount during Sales on item
![=(20)/(100)*80](https://img.qammunity.org/2020/formulas/mathematics/middle-school/dsccy0ph3ymgaov900b73dkkrovhw3i8pi.png)
![\$16](https://img.qammunity.org/2020/formulas/mathematics/middle-school/xde34aql55vdlwz26x74rkyjdd2smr5gi3.png)
Price of item during Sales
![\text{Regular price}-\text{Amount Discounted}](https://img.qammunity.org/2020/formulas/mathematics/middle-school/ewppcyn8jaju8euizoeuzpms6gi8jm32y7.png)
![\$80-\$16](https://img.qammunity.org/2020/formulas/mathematics/middle-school/ed50059gnfrnqxpp1dmdmb6zmz53sb32w4.png)
![\$64](https://img.qammunity.org/2020/formulas/mathematics/middle-school/w9h7b7com49pkfxaca2hfko67uvblfota7.png)
Sales Tax on item
![=3\%\text{of discounted price}](https://img.qammunity.org/2020/formulas/mathematics/middle-school/jkm180x3uonxbvcq2nrmri04kuf14liu5c.png)
Sales Tax on item
![=(3)/(100)*64](https://img.qammunity.org/2020/formulas/mathematics/middle-school/hr9h5v63318hhgg4gv0d5u02d0cpmikjlj.png)
![\$1.92](https://img.qammunity.org/2020/formulas/mathematics/middle-school/kgmwqm8vvjubhlzbzcwzel2mjg43kjzq8h.png)
Hence Amount of Sales Tax on item is
![\$1.92](https://img.qammunity.org/2020/formulas/mathematics/middle-school/kgmwqm8vvjubhlzbzcwzel2mjg43kjzq8h.png)