The amount payable to FORASOL on account of aforesaid fees and charges shall be computed in French Francs ONGC shall pay 80% of the aforesaid amount in French Francs and the remaining 20% in Indian Rupees using a fixed conversion rate of FF. 1.033=Re. 1.000." Under Article IX 3.2 the cost as well as the insurance, packing, forwarding and clearing charges in respect of the materials provided by Forasol and the freight, insurance, packing, forwarding and clearing charges for transportation from a sea port or air port in France to India and back to a sea port in France or outside France if Forasol so chose, in respect of the rig, equipment, machinery, tools and other materials provided by Forasol were to be reimbursed to Forasol by ONGC in Indian rupees, if the expenditure was initially incurred by Forasol in Indian rupees, otherwise in French Francs.