A man dies of old age on his 25 birthday. How is this possible?

Before Mount Everest was discovered, what was the highest mountain in the world?

With the help clues provided in the image, can you find the 5 digit key?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

You can see three almost identical images below. Can you spot the odd one out from them?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?