An Object Is Placed 15 Cm to the Left of a Double-Convex

Multiple Choice

An object is placed 15 cm to the left of a double-convex lens of focal length 20 cm. Where is the image of this object located?

A) 8.6 cm to the left of the lens
B) 60 cm to the left of the lens
C) 8.6 cm to the right of the lens
D) 60 cm to the right of the lens
E) 30 cm to the left of the lens