Pennington Products has two product lines: R-100 and R-200. Revenue and cost information for each of the product lines are as follows:

R-100 R-200 Selling price perunit$45$60 Variable costs perunit$15$24 Traceable fixedexpenses$250000$360 000

Pennington has common fixed expenses of $250 000 per year. Last year, the company produced and sold 30 000 units of R-100 and 20 000 units of R-200.

What is the segment margin ratio of the R-200 product line?