There are forty elephants and they have forty-fore heads. How can this be possible?

A California farmer owns a beautiful pear tree. He supplies the fruit to a nearby grocery store. The store owner calls the farmer to see how much fruit is available for him to buy. The farmer knows the main trunk has 24 branches. Each branch has exactly 12 boughs and each bough has exactly 6 twigs. Since each twig bears one piece of fruit, how many plums will the farmer be able to deliver?

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

If it took eight men ten hours to build a wall, how long would it take four men to build it?

what does this picture(rebus) riddle means ?

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

Why is Saturday stronger than Monday?

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

I have branches, but no fruit, trunk or leaves. What am I?