Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

How many runs at maximum can a batsman score in a normal one-day match? Consider the fact that the conditions are ideal and there are no No Balls, no Wide Balls and no Extras in that match.

There are hundred red gems and hundred blue gems. The blue gems are priceless while the red gems equal wastage. You have two sacks one labeled Heads and the other Tails. You have to distribute the gems as you want in the two sacks. Then a coin will be flipped and you will be asked to pick up a gem randomly from the corresponding sacks.

How will you distribute the gems between the sacks so that the odds of picking a Blue gem are maximum?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

The more it dries, the wetter it becomes. Can you tell what it is?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?