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

Find the next number in the sequence

5 12 24 36 ?

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?

Why is a river so rich ?

Who is that with a neck and no head, two arms and no hands? What is it?

What kind of band never plays music?

In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

John was piloting a plane behind a car but was never able to overtake it. Why?

Can you make four (4) nines (9) equal 100?

Can you find the six hidden animals in the picture below?