Can you find out the missing number in the grid?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

An explorer goes on an exposition in the jungle. He sets up camp in the middle of the jungle. The next morning he sees something with a head and a tail, but he is not afraid. What did he see in his bag?

In a family supper, a grandfather, a grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one daughter-in-law, and one mother-in-law need to sit at a table.

There are only seven chairs available at the place. How many more chairs do they have to borrow so that everyone can sit down together for the suppers if everybody requires a separate chair?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?