Respuesta :

Sales tax will result an increased priced. Since the increased rate is (1 + x) where x = discount rate. We equate:
$48.99 (1 + x) = $51.93
Solve for x:
1 + x = $51.93/$48.99
x = ($51.93/$48.99) - 1 
x = 0.06 or 6%