Back to OCR Maths Higher June 2018 Paper 4 Home
Q12: Answers – Paper 4 – June 2018
Q12: Answers – Paper 4 – June 2018
Helpful Links
Content:

Mark Scheme
Working
The value of a car, £V, is given by
The value of a car, £V, is given by
where n is the number of years after it is bought from new.
a) Write down the value of the car when new.
a) Write down the value of the car when new.
b) Write down the annual percentage decrease in the value of the car.
c) Show that the value of the car after 4 years is less than half its value when new.
Question
12) The value of a car, £V, is given by
where n is the number of years after it is bought from new.
a) Write down the value of the car when new.
a) Write down the value of the car when new.
[1 mark]
b) Write down the annual percentage decrease in the value of the car.
[1 mark]
c) Show that the value of the car after 4 years is less than half its value when new.
[2 marks]