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primary 5 | Maths
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Date Posted: 7 years ago
Views: 366
I cannot upload my answer. Hope below explanation helps.
1) Diff bwt New & Old Avg = 165 - 162 = 3cm
2) Addnl Height = 180 - 162 = 18cm
3) Addnl Height / Diff Avg = 18/3 = 6 Persons
1) Diff bwt New & Old Avg = 165 - 162 = 3cm
2) Addnl Height = 180 - 162 = 18cm
3) Addnl Height / Diff Avg = 18/3 = 6 Persons
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Date Posted:
7 years ago
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