Cullumber Hardware Store completed the following merchandising transactions in the month of May. At the beginning of May, Cullumbers ledger showed Cash of $ 8,400 and Common Stock of $ 8,400.

May 1		Purchased merchandise on account from Black Wholesale Supply for $ 8,400, terms 1/10, n/30.
2		Sold merchandise on account for $ 4,800, terms 2/10, n/30. The cost of the merchandise sold was $ 3,700.
5		Received credit from Black Wholesale Supply for merchandise returned $ 200.
9		Received collections in full, less discounts, from customers billed on May 2.
10		Paid Black Wholesale Supply in full, less discount.
11		Purchased supplies for cash $ 900.
12		Purchased merchandise for cash $ 3,400.
15		Received $ 230 refund for return of poor-quality merchandise from supplier on cash purchase.
17		Purchased merchandise from Wilhelm Distributors for $ 2,800, terms 2/10, n/30.
19		Paid freight on May 17 purchase $ 250.
24		Sold merchandise for cash $ 5,500. The cost of the merchandise sold was $ 4,100.
25		Purchased merchandise from Clasps Inc. for $ 800, terms 3/10, n/30.
27		Paid Wilhelm Distributors in full, less discount.
29		Made refunds to cash customers for returned merchandise $ 118. The returned merchandise had cost $ 80.
31		Sold merchandise on account for $ 1,280, terms n/30. The cost of the merchandise sold was $ 830.

Calculate the profit margin and the gross profit rate. (Assume operating expenses were $ 1,368.) (Round answers to 1 decimal place, e.g. 15.5%.)

Profit margin		enter percentages rounded to 1 decimal place	%
Gross profit rate		enter percentages rounded to 1 decimal place	%