Question: you are in the train station waiting for your train...
You are in the train station waiting for your train to arrive. You see a vending machine from where you can buy snacks and chips for $ 3.50 posted on the machine is a sign saying: property of xyz vend solution pty Ltd. you insert the coin required into the machine and out comes a packet of chips, you find bits of plastic inside and you don't want to eat the chips you want your money back.
a did you enter into a contract in this scenario?
b if your answer yes, with whom you enter a contract?