What you cannot hold but it is yours?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

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.

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

An ant is travelling on a 1-meter-long rope at 1 cm/second but also the entire rope is being stretched by an extra 1 meter/second. Is it possible for the ant to reach at the end of the rope?

Replace the question mark with the correct number in the below-given picture?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

While house hunting in London, I came across a very good leasehold property Discussing the lease the landlady told me:

'The property was originally on a 99 years lease and two-thirds of the time passed is equal to four-fifths of the time to come. Now work it out for yourself and see how many years are to go!

I am lying and I always lie. Tell me whether I am lying or telling the truth.