Converting it from Buds to keys

Sale 1

http://www.tf2outpost.com/trade/26045045 Sold with Bruiser's Bandanna for C9 Spartan

Party had no trade, presuming offered

B/O for Spartan was 25

X + 1 = 25

X = 24

Spartan http://backpack.tf/item/2794751522

Party http://backpack.tf/item/273958299

Mini for Spartan

http://www.tf2outpost.com/trade/25975027 Sold with Schadenfredue for Stormy Brainiac

B/O for Tartan was 26 keys

Brainiac had no trade, presuming offered

X + 0.5 = 28*0.9

X = 25

Brainiac http://backpack.tf/item/1291520093

Spartan http://backpack.tf/item/2794751522

Sale 2

http://www.tf2outpost.com/trade/25699408 Sold for Searing Beret

I'm 99.95% sure that 30 key offer is fake

Beret had no trade, presumed offered

X = 24*0.9

X = 22

Beret http://backpack.tf/item/685701201

Phantom http://backpack.tf/item/207105737