Goal and options: To substitute one egg if you are out of it in a cake,
output answer: combine two tablespoons of water, one tablespoon of vegetable oil, and two tablespoons of baking powder into a small mixing bowl and mix together with a whisk.

Goal and options: Prevent dandruff.
output answer: Mix half mouthwash with half water and soak scalp for a few minutes.

Goal and options: How do you make a pixel heart out of paper?
output answer:
You can use a sheet of graph paper and color in the squares until it is in the shape of a heart and then cut it out and use it as desired.