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primary 5 | Maths
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Date Posted: 4 years ago
Views: 232
mass
needles: u
pins: 2u
pins + box = 120 g
2u + box = 120
needles + box = 79 g
u + box = 79
u = 41
box = 79-41 = 38 g
needles: u
pins: 2u
pins + box = 120 g
2u + box = 120
needles + box = 79 g
u + box = 79
u = 41
box = 79-41 = 38 g
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Date Posted:
4 years ago
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