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

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

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

How could a baby fall out of a twenty-story building onto the ground and live?

What Time Should the last watch show in the below figure?

Replace the question mark with the correct number.

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!!!

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

I look at you, you look at me, I raise my right, you raise your left. What am I?