In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 

How do I inflate a helium balloon
You will need to go buy a helium tank, then attach the balloon to it and press the button

how do you prepay a pizza delivery order?
give the company your card information before they deliver.

Is there a less formal way to say hello in German?

You can say hello  in German with a smile and "Shonen Tag" which sounds a little like shoonan tog (rhymes with log).