How many times in a given day, minutes and hour clock comes in a straight line ?

What is the word or phrase?

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?

Solve the counting riddle by identifying the number of triangles in the given picture.

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different. How do you measure 45 minutes?

What has no start, end, or centre?

Remove two matchsticks to make the below equation correct.

Katrina wants to go on a date and prefers her date to be tall, dark and handsome.

Of the preferred traits - tall, dark and handsome - no two of Shahrukh, Ajay, Salman and Akshay have the same number.
Only Shahrukh or Akshay is tall and fair.
Only Ajay or Salman is short and handsome.
Shahrukh and Salman are either both tall or short.
Ajay and Akshay are either both dark or both fair.
Who is Katrina's date?

If six children and two dogs were under an umbrella, how come none of them got wet?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?