John King’s final accounts show a gross profit of £50,126, a net profit of

£20,852 and net sales of £84,734. Two of the expenses in the profit and loss account are advertising £2,208, and heat and light £3,250. You are required to enter correct formulae and calculate:

(i) Gross profit ratio.

(ii) Net profit ratio.

(iii) Advertising expense ratio.

(iv) Heat and light expense ratio.