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

Can you find a flaw in this statement?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

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?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

81 x 9 = 801. What must you do to make the this equation true?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

What is wrong in the below Picture?

John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?