What does this mathematical rebus means ?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

What is the riddle which can be asked all day with a different correct answer each time.

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

What word does this rebus represent?

meta meta
meta meta

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

The more you take me, the more you leave me behind.
Who Am I?

I have Rs.50 and I spend it in the way as below.

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?