Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

What is the next number in the series?

15 29 56 108 208 ?

Using eight eights and addition only, can you make 1000?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

John: "Hi Teacher, What is your favourite movie ?".
Chemistry Teacher: "Indium Cerium Platinum Iodine Oxygen Nitrogen".
Ten seconds later... John replied I got it.

Do you?

Can you solve the below tricky visual equation?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

Count the number of balls in picture below: