Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

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!

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

Can you place six X (crosses) in below board without making three in a row in any way ?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

What can you hold in your right hand, but never in your left hand?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Suppose you are sitting in an interview and the interviewee asks you an aptitude question.

You have three buckets with a capacity of 4 litres, 8 litres and 10 litres and you have a large tank of water. Now you have to measure 3 litres of water precisely using those buckets. How will you do it?

Take one out and scratch my head, I am now black but once was red. What am I?