I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

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

I have feet, but no legs. Which animal Am I?

Find the missing number in the sequence below:

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

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

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

Which is the rope you never skip with?

Decode this picture on T-Shirt and tell what it says ?