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Press Ctrl-APress Ctrl-A©G Dear 2011 – Not to be sold/Free to use

Fuel ConsumptionFuel ConsumptionStage 6 - Year 11Stage 6 - Year 11

Applied Mathematic(Preliminary General 1)

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Fuel Consumption as a Rate (1/5)

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Amount of Fuel in Litres[Number of Kilometres ÷ 100]

Fuel Consumption =

Fuel Consumption = Litres / 100 km.(This is a Rate)

Example:Mary drove 900 km from Sydney to Brisbane and used 72 litres of petrol. What was her fuel consumption?

Fuel Consumption =

72 Litres[900 km ÷

100] = 8 L/100 kmQuestion 3

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Fuel Consumption Comparisons (2/5)

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Use redbook.com.au to compare the fuel consumption of a 2009:

Mazda 2 Mazda 6

6.8 Litres/100 kmCity Cycle

8.4 Litres/100 kmCity Cycle

Lowest – BestFuel Consumption

Highest – WorstFuel Consumption

Question 4

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Fuel Consumption over Time (3/5)

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Use www.aaa.asn.au/issues/petrol.htm to

examine fuel consumption over 2010:

Max =170.6(Jan) Min =120.9(Jan)Average Max =133.3(May)Average Min =125.1(Feb)

[Price rises can be seen during Christmas.]Question 6

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Fuel Consumption over Time (4/5)

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Fuel Consumption over Time (5/5)

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