Answer:
$324,324
Step-by-step explanation:
Next year projected sales = 3300 * ( 1 + 0.20) 
= 3300 * 1.20
= 3960 units 
 
Next year price = 55 * (1+0.40) 
 = 65 * 1.40
 = $91
 
Total sales = 3960 * $91 
Total sales = $360,360 
 
Sales return = $360,360 * 10% = $36,036
Net sales = Total sales - Sales Return
Net sales = $360,360 - $36,036
Net sales = $324,324