I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

What has 13 hearts but no other organs?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

Can it be possible to build a house that has all its four walls facing towards the South?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

How many sides does a circle have?

Can you count the number of triangles in the given picture?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.