How can you leave a room with two legs and return with six legs?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

I am sure no one can have two things for dinner. what are they?

Name a key which is hardest to turn.

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

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

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?