i am not sure about this problem

could someone explain this exercise please

The Maurer Company has a long-term debt ratio of 30 and a current ratio of 1.50. Current liabilities are $950, sales are $5,170, profit margin is 9.40 percent, and ROE is 18.10 percent. What is the amount of the firm's net fixed assets? Multiple Choice $2,100.70 $3,360.67 $1,150.70 $4,785.67 $3,356.22