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primary 6 | Maths
| Measurement
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M
Date Posted: 4 years ago
Views: 206
Fractions method :
48 workers can plant a field in 12 days.
Now 9 days is ¾ of 12 days since 9 ÷ 12 = 9/12 = ¾
To do the same work in ¾ of the original time, you need 4/3 of the original number of workers
48 workers x 4/3 = 16 workers x 4
= 64 workers
48 workers can plant a field in 12 days.
Now 9 days is ¾ of 12 days since 9 ÷ 12 = 9/12 = ¾
To do the same work in ¾ of the original time, you need 4/3 of the original number of workers
48 workers x 4/3 = 16 workers x 4
= 64 workers
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Hope this helps! This was the method that I was taught in school so it may be different from yours. Good luck!
Date Posted:
4 years ago
Thanks
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