Problem $29-2$ Performance measures

Keller Cosmetics maintains an operating profit margin of $8\mathrm{.}40\%$ and a sales$-$to$-$assets ratio of $3\mathrm{.}70.$ It has assets of $$580,000$ and equity

of $$380,000.$ Assume that interest payments are $$38,000$ and the tax rate is $35\%.$

a$.$ What is the return on assets?

b$.$ What is the return on equity?

Note: For all requirement, enter your answers as a percent rounded to $2$ decimal places.

Answer is complete but not entirely correct.