Eight of us go fourth, not back, to protect our king from an attack. What are we?

Can you find out the total number of triangles in the given figure?

What is at the end of a rainbow?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

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?

How many triangles are there on the puzzle below?

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

Which flower has two lips?