15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

In the image below, can you find the value of an angle(y)

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

I am written with two letters.
I said with the one.
I usually am seen with the two.

Who am I?

What has many teeth, but cannot bite?

I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

Three friends decide to distribute the soda cans they had among them. When all of them had drunk four cans each, the total number of cans that remained was equal to the cans each one of them had after they had divided the cans.

Can you calculate the total number of cans before distribution?