What begins with T, ends with T, and has T in it?

A father's child, a mother's child, yet no one's son.

Who am I?

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

what one word does the below rebus identifies?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?