A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

I have no life, but I can die. What am I?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

What does below Rebus mean ?

esgg sgeg gegs gsge

You see me once in June, twice in November, and not at all in May. What am I?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?