The following information is for the inventory of mini-kettles at Flint Company Limited for the month of May.

Date		Transaction			Units In			Unit Cost			Total			Units Sold			Unit Price			Total
May 1			Balance		100			$4.40			$440
6			Purchase		850			4.40			3,740
7			Sale											330				$7.00		$2,310
10			Sale											330				7.60		2,508
12			Purchase		440			4.80			2,112
15			Sale											250				7.80		1,950
18			Purchase		350			5.00			1,750
22			Sale											440				7.60		3,344
25			Purchase		510			4.60			2,346
30			Sale											250				7.60		1,900
Totals					2,250						$10,388			1,600						$12,012

Assuming that the perpetual inventory method is used, calculate the inventory cost at May 31 under moving-average. (Round unit cost to 3 decimal places, e.g. 52.752 and final answer to 2 decimal places, e.g. 52.75.)