"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

There was once a troop of 5 elves. The 5 elves were very dedicated on finding the magical treasure of 1000 coins. However, being elves, they were super geniuses, very greedy and they did not hesitate in taking lives of other elves. The 5 elves were named Aye, Bee, Cee, Dee and Ee, ranked from high to low respectively, from Aye to Ee. One fine day, their efforts brought results and they found 1000 coins. Now they had to split it in between them as per their ranks. The lowest ranked elf has to make the proposal. If the proposal is accepted by majority, it is agreed, or the suggesting elf is killed.

What proposal should elf Ee make ?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Can you find the missing piece of the Porsche?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Can you find out the remainder when 3^300 is divided by 5?

Give it food and it will live; give it water and it will die.

Decode below rebus
D
N
A
T
S , D