2025 YCKSS PRELIMS P1 Q6

2025 YCKSS PRELIMS P1 Q6

Secondary 4
4 marks

A map of Singapore has scale 1:125 000.

  1. Kallang River is 10 km long. Calculate its length on the map in centimetres.[2]
  2. Pulau Ubin has map area \(6.56\text{ cm}^2\). Calculate its actual area in square kilometres.[2]

Solution:

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Answer:(a) \(8\text{ cm}\) (b) \(10.25\text{ km}^2\)

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