Which is heavier: a ton of bricks or a ton of feathers?

Forwards I am heavy, backward I am not. What am I?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Can you name an animal whose killing cannot be performed without spilling your own blood?

John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Which Travels Faster? Solve below famous picture riddle:

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

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

Who can jump higher than a Mountain?