The ratio of production of steel in the year 1924 and 1925 to that of 1923 and 1927 is:

Answer: Option B

$$\begin{array}{rl}& \text{Required ratio}\\ & =\frac{\text{Production of steel in }1924+1925}{\text{Production of steel in }1923+1927}\\ & =\frac{77.23+88.93}{76.23+100.17}\\ & =\frac{166.16}{176.4}\\ & =\frac{2077}{2205}\\ & =2077:2205\end{array}$$