Before Mount Everest was discovered, what was the highest mountain in the world?

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?

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

What is the end of everything?

What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

What is the below Rebus indicate?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

Bay of Bengal is in which state?