Can you spot the hidden girl in the picture below?

There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?

Which tank will fill first?

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!

What happened when the wheel was invented?

What runs around the whole yard without moving?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

There is a place where if I stand up straight, I will still be considered sideways.

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?