If eleven plus two equals one, what does nine plus five equal?

What month of the year has 28 days?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

Complete the table series riddle by finding the number that can replace "??".

Find out the missing number in the picture attached:

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

You are given 2 eggs.
You have access to a 100-storey building.
Eggs can be very hard or very fragile means it may break if dropped from the first floor or may not even break if dropped from 100th floor, Both eggs are identical.
You need to figure out the highest floor of a 100-storey building an egg can be dropped without breaking.
Now the question is how many drops you need to make. You are allowed to break 2 eggs in the process

I can be cracked, made, told, and played. What am I?

John gave half of the apples he had plus one more to Jacob. He gave half of the remaining ones plus one more to James. Now, John was left with just one apple.

Can you find out how many did he have in the beginning?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?