Answer:
A girl was ten on her last birthday, and will be twelve on her next birthday. How is this possible?
A man went to the hardware store to buy items for his house. 1 would cost $.25. 12 would cost $.50. 122 would cost $.75. When he left the store he had spent $.75, what did he buy?
What is long and slim, works in light. Has but one eye, and an awful bite?
I dig out tiny caves and store gold and silver in them. I also build bridges of silver and make crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs my help. Yet many people are afraid to let me help them.
I am a box that holds keys without locks, yet they can unlock your soul.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?