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Question
primary 5 | Maths
| Rate & Ratio
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Date Posted: 4 years ago
Views: 372
middle : u
youngest : u +7.80
eldest : u + 7.80 + 4.30 = u + 12.10
u + u +7.80 + u + 12.10 = 64.90
u = 15
eldest received $27.10
...
youngest : u +7.80
eldest : u + 7.80 + 4.30 = u + 12.10
u + u +7.80 + u + 12.10 = 64.90
u = 15
eldest received $27.10
...
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done
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draw the model to understand better. find 1 unit first then add all the amount for the 'eldest' model to find how much the eldest received. hope that helps!
Date Posted:
4 years ago
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