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primary 5 | Maths
| Rate & Ratio
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Date Posted: 6 years ago
Views: 417
A machine can print 28 copies in a minute. In 5 minutes, a machine can print 140 copies. Henceforth, 4 machines can print 560 copies in 5 mins.
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done
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clear
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Can also be done base on how many papers a machine print in 1 min
Date Posted:
6 years ago
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