You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

I never was there, I am always to be.
You have never ever seen me, not ever you will.
Yet I am the confidence of everyone.

Who Am I?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

Can you find the hidden animal in the picture below?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

Find the number of squares in the below-given picture.

What work can one never finish?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.