TASK DEFINITION: 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. 
PROBLEM: buttermilk substitution

SOLUTION: add vinegar or lemon juice to an equal amount of milk. let stand.

PROBLEM: How do you draw a coffin?

SOLUTION: Using a piece of paper and a pencil, lightly trace the outline of a model coffin.

PROBLEM: To type this symbol ÷ on a keyboard.

SOLUTION:
Keyboards don't usually have a ÷, only /. You need to hold down alt while typing 246 on the numpad.