Zena Company's financial records showed the following selected items for 2015:Advertising receipts$300,000 Land rental revenues$950,000

Interest paid on borrowings$31,000 Wage expense$400,000

Zena follows the accrual basis of accounting.The following balances were taken from Zena's balance sheets:

12-31-1512-31-14

Advertising receivables28,00031,000

Prepaid advertising costs40,00032,000

Wages payable30,00045,000

Interest payable62,00050,000

Unearned land rental revenue45,00022,000

a.What were advertising-related revenues for 2015?

b.What was interest expense for 2015?

c.How much cash was paid out for wages and salaries during 2015?

d.How much cash was collected for land rentals during 2015?