input question: To remove the core of a cupcake so you can fill it with frosting.

output answer: Scoop a small spoon or melon baller into the top of the cupcake and twist until you've removed as much cake as you need.

input question: Store excess grocery bags.

output answer: Stuff into empty tissue box.

input question: Vacuum a floor.

output answer:
Clear all the larger items on the floor and get the vacuum into the room. Plug it in and start running it over the floor to clean it.