One wants to see a magnified image of an object in a mirror. What type of mirror should one use ?

The mirror which can form a magnified image of an object is :

A mirror produces a magnified erect image of an object. The nature of the mirror is

A mirror produces magnified erect image of an object. The nature of the mirror is

What type of mirror is used to obtain real image ?

A half diminished virtual, erect image is formed 12 cm closer to mirror than the object, when the object is placed in front of a spherical mirror. What type of mirror is used and what is its focal length?

A shopkeeper wanted to fix a mirror which will give a maximum view of his shop. What type of mirror should he use? Give reason.