Compute the Return on Investment (Rounded to Nearest Percent)for the Tim

Multiple Choice

Compute the return on investment (rounded to nearest percent) for the Tim Tom investment center as shown below. $\begin{array}{lr} & \text { Tim Tom Subsidiary } \\\text { Total sales } & \$ 1,600 \\\text { Operating income } & \$ 180 \\\text { Average assets invested } & \$ 900 \\\text { Profit margin } & ? \\\text { Asset turnover } & ? \\\text { ROI } & ?\end{array}$

A) 20%
B) 17%
C) 14%
D) 11%