If it took eight men ten hours to build a wall, how long would it take four men to build it?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

Role Action
Block Prevents the target player from acting
Redirect Change target player target.
Save Protects the target player from death.
Seer Sees all actions that occurred
Murderer Kills the target player

The following five players are playing:

Andy
Brian
Chris
Daniel
Fred

You are Andy the Seer and you saw the following things:
a) Brian was redirected to Chris.
b) Chris was blocked.
c) Daniel was killed.

Who is the murderer then?

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?

Why is it very easy to weigh a fish?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

In a guessing game, five friends had to guess the exact numbers of apples in a covered basket.
Friends guessed 22, 24, 29, 33, and 38, but none of the guesses was correct. The guesses were off by 1, 8, 6, 3, and 8 (in random order).

Can you determine the number of apples in a basket from this information?

What is the coolest letter in the alphabet?