Here is a mathematical expression that also secretly tells a movie name. What movie is that?

In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

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

What does this mean?

CCCCCCC

What is the fastest way to double your money?

Rebus Puzzle Definition: A rebus is an illusion device that uses pictures to represent words or parts of words.
What does This Rebus Puzzle Identify?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

There’s a one-story house in which everything is yellow. Yellow walls, yellow doors, yellow furniture. What colour are the stairs?

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?