Felicia Tay's answer to Nongning's Primary 6 Maths question.
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Express your percentages as ratios.
Example. Red bean-30% means red bean to green bean will be 3:7.
All alaphants (u,z and f) are simply units. Express the ratios of before and after in the same units(f) and you will be able to fond the worth of each unit.
Example. Red bean-30% means red bean to green bean will be 3:7.
All alaphants (u,z and f) are simply units. Express the ratios of before and after in the same units(f) and you will be able to fond the worth of each unit.
Date Posted:
6 years ago
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