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?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

What has many keys but can’t open a single lock?

Why is the longest human nose just 11 inches?

What 5-letter word typed in all capital letters can be read the same upside down?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?