Prove that the below maths equation is true.

8 + 8 = 91

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.

Count the Triangle in the figure given below:

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

Which is heavier: a ton of bricks or a ton of feathers?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.