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?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

When can we add 2 to 11 and get 1 as the correct answer?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

What does it mean?

Who can jump higher than a Mountain?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?