Gross sales $160,000
Sales returns & allowances ?
Net sales ?
COGS 68%
Gross profit ?
Gross profit margin ?

How do I figure out the sales returns & allowances?

Do you have any other information to this problem?

Operating expenses $18,500
Income Tax expense (20%) ?
Extraordinary items $10,000
Income tax (20%) ?
Net income $30,000
EPS 3.00
Thanks!