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Mathematics, 01.06.2021 01:00 gabriieldelacruz16

A teacher working's day is 7 1/2 hours long. one certain day, he spent 3 1/2 hours teaching and 2 1/2 hours marking student assignment. What fraction did he spend (a) Teaching (b) Marking.

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A teacher working's day is 7 1/2 hours long. one certain day, he spent 3 1/2 hours teaching and 2 1/...

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