48. Net profit after interest and tax Rs.  1,00,000; Current assets Rs.  4,00,000; Current liabilities Rs.  2,00,000; Tax rate 20%; Fixed assets Rs.  6,00,000; 10% Long term debt Rs.  4,00,000.

Calculate Return on Investment.

Marks-2/4, CBSE:2016-17/Comp-DL/-21