Without glasses, your Uncle Albert can see things clearly only if they are between 35 cm and

Question:

Without glasses, your Uncle Albert can see things clearly only if they are between 35 cm and 160 cm from his eyes.
(a) What power eyeglass lens will correct your uncle's myopia? Assume the lenses will sit 2.0 cm from his eyes.
(b) What is your uncle's near point when wearing these glasses?