Without glasses, your Uncle Albert can see things clearly only if they are between $30$ cm and $190$ cm from his eyes. Part A: What power eyeglass lens will correct your uncle's myopia? Assume the lenses will sit $2\mathrm{.}0$ cm from his eyes. Express your answer using two significant figures. Correct Answer: refractive power $=-0\mathrm{.}53$ diopters. Part B: What is your uncle's near point when wearing these glasses? Express your answer using two significant figures. Incorrect Answer: do $=25\mathrm{.}91.$ Whats the correct answer?