If Rajina's daughter is my daughter's mom, who am I to Rajina?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

How can you make a TV, a bed, a dog, and a car liquid?

John was drowned by he was not wet. How?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.

Which is faster, Heat or Cold ? Explain.

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.