Find the next number in the series.
1 10 24 43 67 ?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

John and his team plan to rob a safe. They got just one chance to break the code else the local police will be informed. Below are clues:
A) Exactly one number is perfectly placed: 9 8 1
B) Everything is incorrect: 9 2 4
C) Two numbers are part of the code of the safe but are wrongly placed: 0 9 3
D) One number is part of the code of the safe but is wrongly placed: 1 4 7
E) One number is part of the code of the safe but is wrongly placed: 7 8 3

When we see 2 but call 10?

Which flower has two lips?

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

A man dies of old age on his 25 birthday. How is this possible?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

What type of tree can I carry in my hand?