Answer:
Amount added to retained earnings $5,663.50
Step-by-step explanation:
The computation of the addition to the retained earning is shown below:
Sales $14,570 
Less: Cost of goods sold -$3,820 
Less: Depreciation -$410 
Less: Interest paid -$730 
Less: Selling and administration expenses -$960 
Profit Before Tax $8,650 
Less: Tax at 21% -1,816.50 
Profit After tax $6,833.50 
Less: Dividend paid -$1,170 
Amount added to retained earnings $5,663.50