You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

You are given 2 eggs.
You have access to a 100-storey building.
Eggs can be very hard or very fragile means it may break if dropped from the first floor or may not even break if dropped from 100th floor, Both eggs are identical.
You need to figure out the highest floor of a 100-storey building an egg can be dropped without breaking.
Now the question is how many drops you need to make. You are allowed to break 2 eggs in the process

John was gifted a new Hayabusa. He drove x miles at 55mph. Then he drove x+20 miles at 40mps. He drove his bike for 100 minutes. How much distance did he travel?

Our product and our sum always give the same answer. Who are we?

If 1+9+8=1, what is 2+8+9?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What does below Rebus say?

XLR8

Which wheel of car does not rotate when you turn your car right?

Who has married many women but was never married?