My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

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?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

What is the word or phrase?

You have $100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can't go below or above the numbers and you have to use the entire $100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:

Green Balls costing $6
Yellow Balls costing $3
Black Balls costing $0.10

Now, how many of each must you buy to fulfil the condition given?

What number do you get when you multiply all of the numbers on a telephone's number pad?