What is common among 11, 69, and 88?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

What is the Surname of Barbie Doll?

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

A journalist was investigating a sacred cult in the jungles of Africa when he was caught by one of the person. He was confined in a cave till the leader arrived. The leader told him that he need to tell him a statement. If he thinks the statement is true, then the journalist head will be chopped off. If he thinks that the statement is false, his head will be smashed with a hammer.

What statement did the journalist make to survive?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???

What makes this number unique: 8,549,176,320?

I look at you, you look at me, I raise my right, you raise your left. What am I?