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Question
primary 6 | Maths
| Ratio
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Ratio
Before:
P:E: Different = 2:5:3 (5-2)
P:E: Different= 6:15:9
After
P:E:D = 11:20: 9
Compared P before and after
11u-6u = 15
5u = 15
1u = 3
Eraser in the end:
= 20u
=20 x 3
= 60
Hope this helps
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