Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What came first, the chicken or the egg?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

What number comes next in this sequence:
7 8 5 5 3 4 4 _

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

Which is the correct shadow of the bird?

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?