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

As shown in the image, the nine Dogs are square fenced. By constructing just two square fences can you make sure that two Dogs cannot meet each other without crossing the fence?

The more you take me, the more you leave me behind.
Who Am I?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

Can you count the number of lines in the below picture?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

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 ?

A bomb exploded in a room full of married couples and no one died. How?

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?