Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

A sundial has the fewest moving parts of any timepiece. Which has the most?

How many times do a clock's hands overlap in a day ?

Only one colour, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

You are a thief and you are being punished for your crime. People have tied your head down on a tree with a rope that has been anchored in the ground. A candle is burning below the rope which is slowly burning it away. Just below your head, a Lion has been left loose and is waiting for you to drop down on the ground so he can have you as his lunch.

You have to survive the scenario. How will you do it?

What does this rebus means ?