Count the number of lines in the image below ?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

I cannot talk, but I always reply when spoken to. What am I?

The dirtier I get, the whiter I look. Who am I?

Why is a river so rich ?

What does the below rebus puzzle mean?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

81 x 9 = 801. What must you do to make the this equation true?

A guard is positioned at the one side of the bridge saying ‘A’. His task is to shoot all those who try to leave from ‘A’ to the other side and say ‘B’. He also need to welcome the person who comes from another side ‘B’ to his side ‘A’. The guard comes out of his post every 1 hour and looks down the bridge for any people trying to leave. You are at side ‘A’ and wish to go to another side ‘B’. you also know that it would take 1:45 hr to cross the bridge. How will you cross the bridge?