kousarg2011 kousarg2011

16-03-2024
Mathematics

Answered

A station shop orders a batch of pens from a factory. The factory could make the batch of pens in 20 days using 12 machines. Due to fault only 8 machines were used for the first 9 days. All 12 machines were used from day 10 onwards. Work out the total number of days taken to make the batch of pens.

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