Can you identify if it's a murder or a suicide ?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

What four weights can be used to balance from 1 to 30 pounds?

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

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!

There was a strange boy who was born before his father. How can this be possible?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

What happened when the wheel was invented?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?