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Q15: Answers – Paper 2 – November 2018
Q15: Answers – Paper 2 – November 2018
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Question
15) A company uses this formula to work out the cost, £A, of a taxi ride.
A = 4 + 1.8m + b
a) Clare books a taxi online and travels 8 miles.
She pays £20 altogether.
How much is the charge for booking online?
- £4 is a fixed charge
- m is the number of miles travelled
- £b is a charge for booking online
a) Clare books a taxi online and travels 8 miles.
She pays £20 altogether.
How much is the charge for booking online?
[3 marks]
b)
A different company
- has a fixed charge of £3
- charges £1.90 per mile
- has no charge for booking online.
Write a formula for the cost, £C, of a taxi ride with this company.
[1 mark]