A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

Can you tell a 3D object that has just two surfaces?

When does a USA Potato change its nationality?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

A sundial has the fewest moving parts of any timepiece. Which has the most?

Detective Rockford was jogging near the beach at 4:30 am.
He hears a sound near the shack "No Michael, Please Do not shoot me".
Next instance he heard the sound of gunfire. Rockford rushes to the shack where he finds women lying dead and a gun in close proximity of three "Doctore Lawyer and a Teacher".

Rockford immediately knew that the Lawyer has committed the crime. How?

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?