What does an Island and the letter T have in common?

What's a single-digit number with no value?

I can write cow in 13 letters.

Can You?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?

The more you take me, the more you leave me behind.
Who Am I?

I know a nine-letter word having only one vowel.
Do you ?

Can you count the number of triangles inside a triangle?

What you cannot hold but it is yours?

There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.