Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

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

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

The more you take me, the more you leave me behind.
Who Am I?

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?

What Time Should the last watch show in the below figure?

In the image given, you can find several triangles. Can you count them all?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

What can you catch but never throw?