A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

Why Wine Glass Stem is so long?

How do you go from 98 to 720 using just one letter?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

I’m tall when I’m young, and I’m short when I’m old. What am I?

The owner of a popular clothing store comes up with his own method of pricing items. A vest costs $8, socks cost $10, a tie costs $6, and a blouse costs $12. Using the owner’s method, how much would a pair of underwear cost?