Answer:
You have a bucket full with 5 gallons of water. What can you ADD to it in order to make it 3 gallons?
When does 4 - 1 = 5 ?
There are 5 sisters in a room: Ann is reading a book, Margaret is cooking, Kate is playing chess, Marie is doing the laundry. What is the fifth sister doing?
What is yours but only used by others?
When is homework not homework?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?