There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

Why is the Hole below a Lock?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

Which tank will fill first?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

A man was telling some of his war stories to his grandchildren.
"When the World War I was on the verge of end, I was awarded for my bravery for I had saved a group of my men." He coughed and then added, "When we were fighting in northern France, an enemy soldier threw a grenade at us. Before it could explode, I picked it up and threw it away. For my act of bravery, right before the war ended, A General gave me a sword engraved with the words "Awarded for Display of Bravery and Heroism in World War 1"."

Hearing this, one of the grandson spoke up. "Grandpa, this is not a true story. It can"t be true!"

The truth is that it was not. How did the grand children know it?

Replace the question mark with the correct number in the below-given picture?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Chef Andrea has to light the kitchen stoves to open her restaurant for the day. There are three stoves in the kitchen: A glass stove, a brick stove, and a wood stove. She only has one match. Which does she light up first?