2024 BTYSS P1 Q11

2024 BTYSS P1 Q11

Secondary 4
3 marks
  1. Convert \(50\text{ m/s}\) to km/h.[1]
  2. A lorry travels at \(x\text{ km/h}\) and completes its journey in \(1\) hour \(15\) minutes.
    Find the speed of the lorry, in terms of \(x\), if it is required to complete the same journey in \(45\) minutes.[2]

Solution:

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Answer:(a) \(180\text{ km/h}\) (b) \(\dfrac{5x}{3}\text{ km/h}\)

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