I have Rs.50 and I spend it in the way as below.

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

Can you name an animal whose killing cannot be performed without spilling your own blood?

Move four matchsticks to the below square to form three squares?

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

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?

I look at you, you look at me, I raise my right, you raise your left. What am I?

Buy me, smell me or deliver me, I do not change.

Who am I?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

What is wrong in the below Picture?