Following are data for BioBeans and GreenKale, which sell organic produce and are of similar size.

BioBeans GreenKale

Average total assets $ $192,500$ $ $153,000$

Net sales $60,00061,200$

Net income $11,5507,500$

$1$a$.$ Compute the profit margin for both companies.

$1$b$.$ Compute the return on total assets for both companies.

$2.$ Based on analysis of these two measures, which company is the preferred investment?