Suppose that the final demand for steel, coal and electricity in an economy consisting only of three sectors are Rs. 10 crores, Rs. 5 crores and Rs. 6 crores, respectively. A rupee worth of steel requires 20 paise, 40 paise and 10 paise worth of steel, coal and electricity respectively as inputs; A rupee worth of coal requires 30 paise, 10 paise and 30 paise worth of steel, coal and electricity respectively as inputs and A rupee worth of electricity requires 20 paise, 20 paise and 20 paise worth of steel, coal and electricity respectively as inputs. How much of steel, coal and electricity should be produced to satisfy for both final and intermediate demands?