The Unescapable Tower

Riddle: You're stuck in a tower with no doors or windows. You have an orange and a knife. How do you escape?

Answer: You cut the orange in half. Two halves make a whole. You go through the hole.

Source: https://www.riddles.com/10714

You're stuck in a tower with no doors or windows. You have an orange and a knife. How do you escape? — The Unescapable Tower by Rocket Crafters v1.

Riddle: You're stuck in a tower with no doors or windows. You have an orange and a knife. How do you escape? Answer: You cut the orange in half. Two halves make a whole. You go through the hole. — by Rocket Crafters v2.