Can you name some countries which do not have the alphabet 'A' in them?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

Which tank will fill first?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Replace the question mark with the correct number.

2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?

What do you see in the image below