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Primary 6 Problem Sums/Word Problems - Try FREE

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Question

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A truck covered the first `2/5` of its journey, travelling at a speed of 80 km/h.

The remaining distance was covered in 12 minutes at a speed which was 20 km/h less than its initial speed.

(a) Find the time taken by the truck for the entire journey.

(b) Find the total distance that the truck covered.

 

Notes to student:

  1. If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12
The correct answer is : 18,20
(a)_____minutes, (b)_____km