Suggestion challenge 10 yah yeeeeet

Sale 1

https://backpack.tf/profiles/76561198054758757#!/compare/1534636800/1534723200

Sold for 27 keys

Sale 2

https://backpack.tf/profiles/76561198197739413#!/compare/1531267200/1531440000

Sold for terror watt eyewear and 15 pure

20.5+15= 35.5, rounding to 36

Sale 3

https://backpack.tf/profiles/76561198412265321#!/compare/1532217600/1532304000

https://backpack.tf/profiles/76561198259986634#!/compare/1532131200/1532304000

SCM

Sale 4

https://backpack.tf/profiles/76561198259986634#!/compare/1533081600/1533168000

Sold for 21

Sale 5

https://backpack.tf/profiles/76561198043055116#!/compare/1533686400/1533772800

Sold for 22

Sale 6

https://backpack.tf/profiles/76561198178789917#!/compare/1533945600/1534032000

Bulk ish

Sale 7

https://backpack.tf/profiles/76561198070632076#!/compare/1534032000/1534636800

Sold for translator and bombing past

https://marketplace.tf/items/30807;5;u107

Mini for bombing

$24.9 / $1.89 = 13.17 keys

15.5+13.2=29 rounded

No buyout, he couldn't remember

Sale 8

https://backpack.tf/profiles/76561198273929631#!/compare/1528416000/1532044800

Uh

Sale 9

https://backpack.tf/profiles/76561198273929631#!/compare/1532044800/1532131200

https://backpack.tf/profiles/76561198289062324#!/compare/1532044800/1532131200

Not sure

Sales

21, 22, 27, 29, 36

Excluding 36

Taking 21 - 29