Mathematics, 11.11.2020 14:00 nick4524

The time taken by artisans A. B and C to do an embroidery job is 15 hours, 18 hours, and 15 hours.
respectively. A, B, and C begin working together but
after 3 hours B is put on another job. How long will A
and C take to finish the embroidery job?

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The time taken by artisans A. B and C to do an embroidery job is 15 hours, 18 hours, and 15 hours.<...

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