In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

I can be cracked, made, told, and played. What am I?

What is the word or phrase?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?