How do you go from 98 to 720 using just one letter?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?

What happened when the wheel was invented?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

Find the last number in the series below:

voN luJ yaM raM ---

Can you count the number of triangles in the given figure?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?