Some of the information found on a detail inventory card for Whispering Inc. for the first month of operations is as follows. Date January 2 7 10 13 18 20 23 26 28 31 Received No. of Units 1,300 700 1,100 1,400 1,700 Unit Cost $3.93 4.19 4.32 4.45 4.59 Issued, No. of Units 800 600 400 1,100 900 1,400 Balance, No. of Units 1,300 500 1,200 600 1,300 200 1,600 700 2,400 1,000

Some of the information found on a detail inventory card for Whispering Inc. for the first month of operations is as follows. Calculate the weighted-average cost per unit. (Round answer to 2 decimal places, e.g. 2.76.) Weighted-average cost per unit