Answer the Following Questions Using the Information Below:
the Top

Answer the following questions using the information below:
The top management at Watersport Company, a manufacturer of water sport equipment, is attempting to recover from a fire that destroyed some of their accounting records. The main computer system was also severely damaged. The following information was salvaged:
$\begin{array} { l r r r r } & \text { Jetski Division } & \text { Boat Division } & \text { Surfboard Division } \\\text { Sales } & \$ 7500000 & ( \mathrm { a } ) & \$ 1800000 \\\text { Net operating profit } & \$ 750000 & \$ 1080000 & \$ 450000 \\\text { Operating assets } & ( \mathrm { b } ) & ( \mathrm { c } ) & \$ 1500000 \\\text { Retum on investment } & 0.20 & 0.10 & ( \mathrm {~d} ) \\\text { Retum on sales } & ( \mathrm { e } ) & 0.12 & 0.25 \\\text { Investment turnover } & \text { (f) } & ( \mathrm { g } ) & 1.2\end{array}$
-A major weakness of comparing two companies using only operating profits as the basis of comparison is that this method ignores differences in the size of the investment required to earn the operating profit.