Year ended 31 May 2016 2017 2018

Sales (all on credit) 130 155 180

Cost of sales 70 80 90

Expenses 45 55 60

Provision for tax 5 10 12

£1 ordinary shares in issue 100,000 100,000 100,000

Share price £1.40 £1.50 £1.60

TASKS a) For EACH of the three years calculate the following ratios:

i The gross profit percentage

ii The net profit after tax percentage

iii The expenses to sales percentage

iv The Earning Per Share

v The Price Earning ratio