Respuesta :
The sale price is $21. Hope this helps. If u need an explanation just let me know
30
* .40
00
120
1200
$12.00
$30
- $12
$18
The sale price of the radio will be $18.00
* .40
00
120
1200
$12.00
$30
- $12
$18
The sale price of the radio will be $18.00