Answer:
$1829000.
Step-by-step explanation:
Given: Cash sales, $540,000.
 Credit sales, $1,440,000.
 Sales returns and allowances, $99,000.
 Sales discounts, $52,000
Now, computing net sales of Newark.
Net sales= 

Net sales= 

⇒ Net sales= 

∴ Net sales= 

Hence, Newark´s net sales is $1829000.