Maths(10fun) ratio

2007-11-03 9:22 pm

Henry travelled 440 km by car. The car consumed 66L of petrol, which cost $693. Find the petrol expenses per kilometre.
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回答 (1)

2007-11-03 10:04 pm

✔ 最佳答案

Total meter travelled = 440km
Total petrol used = 66L
one km use petrol = 66/440
total cost = 693
one km cost = 693/440

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