Can you guess the name of the month by looking the below rebus ?

What occurs twice in a week, once in a year but never in a day?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

Before Mount Everest was discovered, what was the highest mountain in the world?

Why Aeroplane windows are round?

Can you replace the question mark with the correct number?

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

What do you get if you add 2 to 100 four times?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?