What has no start, end, or centre?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

Which Travels Faster? Solve below famous picture riddle:

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

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

What does the below rebus riddle means?

Three brothers Jacob, John, and James live in Mexico City. The product of the ages of these brothers is 175. Jacob and John are twins. How old is James?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"