what does the below rebus means?

Solve the following series:
AZ, GT, MN, __, YB

Can you fill the blank with the correct number?

6 30 870 756030 _____

I am written with two letters.
I said with the one.
I usually am seen with the two.

Who am I?

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 longest word in the dictionary?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

You can see three almost identical images below. Can you spot the odd one out from them?

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?