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?

Why Wine Glass Stem is so long?

Decode the movie name from the below picture?

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

Next Number in the Series,

5, 16, 49, 104, ?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Why do we preferably have round manhole covers and not square ones?