Find the missing letter in the last circle logically in the given below picture.

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

John asked Jack, "The time right now is 7 pm. Can you tell me what will be the time 23, 999, 995 hours later ?"

While Bella does not know the answer, do you ?

What has many keys but can’t open a single lock?

Find the last number in the series below:

voN luJ yaM raM ---

When we see 2 but call 10?

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

In the image given, you can find several triangles. Can you count them all?

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