Which of the below owl is odd one out?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

Spot 5 differences in two Christmas tree below:

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

The answer I give is yes, but what I mean is no. What was the question?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?