An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

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

Can you find out the total number of triangles in the given figure?

A man dies of old age on his 25 birthday. How is this possible?

I have teeth but i don't bite. Who Am I ?

what does this picture(rebus) riddle means ?

One day, I thought of ways that can be used for creating a palindrome. So I decided that I will turn into a larger number by adding the reversed digits to the original number and keep doing it till I finally obtained a palindrome.

I am not sure if this process will always result in a palindrome eventually but I was able to produce a four-digit palindrome. Can you guess my starting number?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

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

Can you identify the Oscar-winning movie from the rebus below?