A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

What does this rebus picture identify?

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

I add 5 to 9 and get 2. The answer is correct, so what am I?

A time long back, there lived a king who ruled the great kingdom of Trojan House. As a part of the renovation of the kingdom to meet future security needs, he asked his chief architect to lay down a new play in a manner that all of his 10 castles are connected through five straight walls and each wall must connect four castles together. He also asked the architect that at least one of his castles should be protected with walls. The architect could not come up with any solution that served all of King's choices, but he suggested the best plan that you can see in the picture below. Can you find a better solution to serve the king's demand?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

What is the next number?

77, 49, 36, 18 ?

Why 1729 is a magic number? Answer Logically.

Find The Missing Number In the Sequence.
6 25 64 ? 32 1