When an object is placed 60 cm from a lens, it's image is formed on the other side at a - Physics - Refraction of Light

Question

When an object is placed 60 cm from a lens, it's image is formed on
the other side at a distance of 300 cm from the lens If the object
is moved towards the lens, by how much could the position of the
image move?

Daksh Pareek · Answer

The image will move 5cm for every 1cm movement of the object
towards the lens

When an object is placed 60 cm from a lens, it's image is formed on the other side at a distance of 300 cm from the lens. If the object is moved towards the lens, by how much could the position of the image move?