Which is faster, Heat or Cold ? Explain.

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

You throw me out when you want to use me and you take me in when you don't want to use me.

Who Am I?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Can you find the hidden animal in the picture below?

To attend world science seminar, A famous chemist from Mexico visit
London. In the lab, the scientist was killed and his six assistants were under suspicion of killing the chemist.
Name of six assistants: Austin, Wayne, Dege, Oscaru, Lingard, and Rojo.
He left a note "76-20-44 79-16-22-7"

A local detective Jack was called to solve the case,

After reading the note, Jack instantly asked the police to arrest the murderers.

Who are the murderers?

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?

What is the Surname of Barbie Doll?