A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

Which number should replace the question mark?

What has many teeth, but cannot bite?

I have eight fingers and two thumbs but I do not live. What Am I?

Find the smallest sentence with all the English alphabet.

Which English verb becomes past tense just by rearranging the letters?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

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?

Which is the correct shadow of the bird?