EDEXCEL GCSE MATHS · FOUNDATION & HIGHER
Exam Practice: Percentages
Percentages · Fractions, ratio and percentages · Lesson 4 of 5 · 10 marks · 25 minutes
Name Date
Answer all questions. Show your working. Questions 1 and 2 are non-calculator.
Question 1 NON-CALCULATOR [2 marks]
Work out 35% of £180.
Question 2 NON-CALCULATOR [2 marks]
The price of a jacket rises from £60 to £75. Work out the percentage increase.
Question 3 CALCULATOR [3 marks]
After a 15% decrease, the price of a TV is £391. What was the price before the decrease?
Question 4 CALCULATOR [3 marks]
Priya invests £5000 for 3 years at 2.5% per year compound interest. How much will the investment be worth at the end of 3 years?
Answers
Check your answer only once you have written one.
Question 1 [2 marks]
10% = £18, so 30% = £54. 5% = £9. 35% = £54 + £9 = £63.
▸ A correct method, e.g. 10% = 18 and 5% = 9 M1
▸ £63 A1
Question 2 [2 marks]
Increase = £15. 15/60 × 100 = 25%.
▸ 15/60 M1
▸ 25% A1
Question 3 [3 marks]
£391 is 85% of the original. 391 ÷ 0.85 = £460.
▸ 85% or 0.85 used P1
▸ 391 ÷ 0.85 P1
▸ £460 A1
Question 4 [3 marks]
5000 × 1.025³ = 5384.453…, so £5384.45.
▸ 1.025 used as a multiplier M1
▸ 5000 × 1.025³ M1
▸ £5384.45 A1