What is in seasons, seconds, centuries and minutes but not in decades, years or days?

I am the fastest animal but cannot climb the tree. What am I?

Why 1729 is a magic number? Answer Logically.

When monkey rotate the gear, which mark will be hit 1 or 2 ?

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

Solve the equation in the image by looking at the pattern closely.

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

It is always ahead of me yet I can never see it. What is it?