Find out the missing number in the picture attached:

In a rainy season, one day 3 huge ladies walked under a normal-sized umbrella.
The umbrella is not huge enough to accommodate all 3 ladies yet not a single lady got wet. Why?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

John asked Jack, "The time right now is 7 pm. Can you tell me what will be the time 23, 999, 995 hours later ?"

While Bella does not know the answer, do you ?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10