Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

Replace the question mark in the picture below.

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

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

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?

Why do Chinese men eat more rice than Japanese men do ?

Find the value of "?" in the ball picture Riddle below:

In a supermarket, there is an intelligent glass pane before a refrigerating unit. This glass pane allows cherries and apples through it but does not allow grapes and Orange to pass through it.

Can you identify the rule that the glass pane is following?

Can you find the thief by just looking at the picture below?