row 1 chips 1 & 2 are $10 each shipped, chip 3 is $7 shipped
row 2 chip 1 is $15 shipped, chip 2 is $7 shipped, chip 3 is $5 shipped
row 3 chip 1 is $10 shipped, chips 2 & 3 are $5 each shipped
row 4 [3] piece set is $22 shipped
rows 5 & 6 [6] piece set is $36 shipped, or $7 each shipped