2026 MSHS P1 Q20

2026 MSHS P1 Q20

Secondary 4

4 marks

In a standard triathlon, Darryl achieved the following results.

	Distance	Time	Speed
Swim	\(1.5\text{ km}\)	\(x\text{ mins}\)	\(1.875\text{ km/h}\)
Bike	\(40\text{ km}\)	\(2\text{ hours}\)	\(20\text{ km/h}\)
Run	\(y\text{ km}\)	\(72\text{ mins}\)	\(8\frac13\text{ km/h}\)

Calculate the value of \(x\).[1]
Calculate the value of \(y\).[1]
Calculate the average speed of the whole triathlon in km/h.[2]

Solution:

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Answer:(a) \(48\) (b) \(10\) (c) \(12.875\text{ km/h}\)

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