If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

A solo dice game is played. In this game, upon each turn, a normal pair of dice is rolled and the score is calculated not by adding the numbers but multiplying them.

In a particular game, the score for the second roll is five more than what was achieved in the first roll. The score for the third roll is six less than what was completed in the second roll. The score for the fourth roll is eleven more than what was achieved in the third. The score for the fifth roll is eight less than what was completed in the fourth.

Can you calculate the score for each of the five throws?

A mother bought three dress for her triplets daughters(one for each) and put the dresses in the dark. One by one the girls come and pick a dress.
What is the probability that no girl will choose her own dress?

Three ants are sitting at the three corners of an equilateral triangle. Each ant starts randomly picks a direction and starts to move along the edge of the triangle. What is the probability that none of the ants collide?

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

What number should come in place of the question mark below?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?