What happened when the wheel was invented?

Can you decode the below cypher?

896983327332676578

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

Solve the counting riddle by identifying the number of triangles in the given picture.

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

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

Which digit occurred maximum times between the number 1 and 1000?

What is always in front of you but can’t be seen?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.

How can this be possible?