Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

Count the squares in the matchstick puzzle below?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Which number should replace the question mark?

Using mathematical symbols like +, -, and x in order to make the equations correct. Replace # with the above-given symbols.

9 # 8 # 7 # 6 # 5 # 4 = 91

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.

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

There is a straight highway. Four different villages lie on that highway. The distance between them is different. The third village is 60km away from the first village; the fourth is 40 km away from the second; the third is 10 km near to the fourth that it is to the second.

Can you calculate the distance between the fourth and the first village ?

Can you find the key in the picture below?

Why are all black people so quick ?