You need to arrange three 7 and mathematical symbols to form number 1?

Find the Goldfish below the given Image.

John is the son of Jacob.
So,
Jacob is the_____of John's father?

I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?

Solve the alphametic puzzle by replacing the alphabet with the number.

S T O R M +
S O L E S
=========
T O W E L
=========

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

Count the squares in the matchstick puzzle below?

Why is Saturday stronger than Monday?

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.

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

Can you find a flaw in this statement?