2, 3, 5, 9, 17, _ What is the next number in the sequence?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

What does this rebus puzzle means ?

What can jump higher than a building?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

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

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Which is faster, Heat or Cold ? Explain.

Decode below three cipher riddles:

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