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

The below mentioned letters have been placed in a order using a logic.

DEAD, BALL, FEAR, SHOP

Can you find the logic?

At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

What is black when you buy it, red when you use it, and gray when you throw it away?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?