Solve the following sums

Income statement for Mars for 2018 and 2019 follows:

Particulars	2019 ($)	2018 ($)
Sales	250,000	180,000
Cost of Goods sold	140,000	110,000
Income before taxes	25000	25000
Income Tax expenses	4000	3000
Selling expenses	20,000	19,000
Interest expenses	3,500	4,500

Required:

Perform a Vertical Analysis showing each income statement component as a percent of sales for each year.