Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Why Wine Glass Stem is so long?

When it's bad luck to meet a black cat?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

Can you solve the below geography rebus by decoding the below rebus ?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211