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Mathematics, 19.02.2020 22:03 noseugh
Peter the optician sees 16 patients one Tuesday. 4 are neither short nor long sighted. The total number of short sighted patients is two more than the total number of long sighted patients. How many patients can be short sighted, how many can be long sighted and how many could require varifocal lenses?
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Peter the optician sees 16 patients one Tuesday. 4 are neither short nor long sighted. The total num...
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