There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?

I am quite hot but become too cold if you remove the first two letters. What am I?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

Can you find the key in the picture below?

Why is the longest human nose just 11 inches?

Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?

Find the number of squares in the below picture

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Name a key which is hardest to turn.

Why is the Hole below a Lock?