You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?

How many Watermelons are there in the below picture?

Can you identify if it's a murder or a suicide ?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

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

I’m tall when I’m young, and I’m short when I’m old. What am I?

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

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

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?