Item 1

https://backpack.tf/item/2767764156

Sale 1

https://backpack.tf/profiles/76561198066311459#!/compare/1685232000/1685318400

https://i.gyazo.com/4b2864c69b6240d8f45e6c8c8b6827d6.png

https://i.gyazo.com/768c8358c4a575501a03a210c9589719.png

Strange Self-Aware Beauty Mark + Hellish Inferno Taunt: Most Wanted + Collector's Tide Turner Chemistry Set < - - > $600

Mini for the Strange Self-Aware Beauty Mark ~10 keys looks good here

Mini for the Hellish Inferno Taunt: Most Wanted 9 keys

Key Mini

https://forums.backpack.tf/topic/80968-buying-keys%F0%9F%94%91-at-170-paypal-zelle%E2%A0%80%E2%A0%80%E2%9D%97%EF%B8%8Fbuying-backpacks%E2%9D%97%EF%B8%8F%E2%A0%80%E2%A0%80250-trust-ratings%E2%9C%85/

https://backpack.tf/trust/76561198038391383

$1.75

https://forums.backpack.tf/topic/76871-buying-keys-172-each-buying-backpacks-ref-tools-all-items-paypal-200-trust/

https://backpack.tf/trust/76561198031258757

$1.72

https://forums.backpack.tf/topic/38397-%F0%9F%94%A5frost-is-buying-inventories-keys-for-168-crypto-168-paypal-negotiable-for-bulk-1000-trust-ratings%E2%9C%85-no-rep-needed/page/7/

https://backpack.tf/trust/76561198061836787

$1.70

https://forums.backpack.tf/topic/66758-buying-keys-for-174-usd-via-paypal400-rep/

https://backpack.tf/trust/76561198063345374

$1.80

https://forums.backpack.tf/topic/78488-%F0%9F%97%9D%EF%B8%8Fbuying-keys-for-177-paypal-174-for-crypto-and-tods-for-077-%E2%9C%85-100-trust/

https://backpack.tf/trust/76561198306145097

$1.79 & $1.77

Total Sales

$1.75, $1.72, $1.70, $1.80, $1.79, $1.77

~1.76 as the avg key price here

600 - (1.76 * 10) - (1.76 * 9) = x

600 - 33.4 = x

x = $566.60

566.6 / 1.76 = ~322 keys

Total Sales

322

Rounding and taking 320 keys c: