If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

If two's company, and three's a crowd, then whats four and five ?

I have teeth but i don't bite. Who Am I ?

There is a jar in which there are two types of candies.
20 blueberries and 16 strawberries. You perform the following steps:
1) You take out two candies.
2) If the two candies are of the same flavour, you add a blueberry one otherwise, you add the strawberry one.

You repeat these two steps till there is just one candy remaining in the jar. Which flavoured candy will be left?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

At the local model boat club, four friends were talking about their boats.

There were a total of eight boats, two in each colour, red, green, blue and yellow. Each friend owned two boats. No friend had two boats of the same colour.

Alan didn't have a yellow boat. Brian didn't have a red boat but did have a green one. One of the friends had a yellow boat and a blue boat and another friend had a green boat and a blue boat. Charles had a yellow boat. Darren had a blue boat, but didn't have a green one.

Can you work out which friend had which coloured boats?

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

Can you Find and name the hidden bird in the picture below ?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?