Move four matchsticks to the below square to form three squares?

Move three sticks of the spiral below to form a square.

Complete the table series riddle by finding the number that can replace "??".

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

What has to be broken before you can use it?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?