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Estimating Fuel Consumption and Cost Using Approximation (Without a Calculator)

Estimating Fuel Consumption and Cost Using Approximation (Without a Calculator)

IP 1
TGM Original Questions

A vehicle travels \(139\) km. On average, it travels \(9.8\) km for every litre of petrol.

  1. Estimate the amount of petrol used.
  2. Given that the price of petrol is \(\$3.09\) per litre, estimate the amount of money spent on petrol.

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Answer:(a) 14 litres (b) $42

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