Chow Company Has a Number of Investment Centers to Track $\begin{array}{lr}\text { Operating income } & \$ 6,000,000 \\\text { Sales } & 15,000,000 \\\text { Asset turnover } & 47 \%\end{array}$

Chow Company has a number of investment centers to track on a day-to-day basis. The following represent key figures related to one of Chow's investment centers for May 2010: $\begin{array}{lr}\text { Operating income } & \$ 6,000,000 \\\text { Sales } & 15,000,000 \\\text { Asset turnover } & 47 \%\end{array}$ What is the investment center's ROI for May 2010 (rounded to two decimal places) ?

A) 23.5 percent
B) 28.2 percent
C) 47 percent
D) 18.8 percent