Solved: A 50-year-old man uses +2.5-D lenses to read a
Chapter , Problem 101(choose chapter or problem)
A 50-year-old man uses +2.5-D lenses to read a newspaper25 cm away. Ten years later, he must hold the paper 32 cmaway to see clearly with the same lenses. What powerlenses does he need now in order to hold the paper 25 cmaway? (Distances are measured from the lens.)
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