A boy scout starts a fire by using a lens from his eyeglasses to focus sunlight on

Question:

A boy scout starts a fire by using a lens from his eyeglasses to focus sunlight on kindling 5.0 cm from the lens. The boy scout has a near point of 15 cm. When the lens is used as a simple magnifier,
(a) What is the maximum magnification that can be achieved, and
(b) What is the magnification when the eye is relaxed?