Pearson Edexcel International GCSE (9–1) · MATHEMATICS A · Chapter
Number 4
18 practice questions
Practice questions
1–7 of 7 · Easy
Question 1
1 mark · Easy
Answer and see the solution →Find 25% of $640.
Question 2
1 mark · Easy
Answer and see the solution →Write 0.6 as a fraction in its simplest form.
Question 3
2 marks · Easy
Answer and see the solution →A new bicycle costs £320. During a sale, the price is reduced by 15%. Work out the sale price.
Question 4
3 marks · Easy
Answer and see the solution →Layla invests $400 at 5% compound interest per year.
(a)[1 mark]Write down the multiplying factor for a 5% annual increase.
(b)[2 marks]Calculate the value of her investment after 2 years. Give your answer to the nearest dollar.
Question 5
1 mark · Easy
Answer and see the solution →Express 9/20 as a decimal.
Question 6
1 mark · Easy
Answer and see the solution →Work out the percentage increase when a price rises from $250 to $285.
Question 7
2 marks · Easy
Answer and see the solution →A football signed by a famous player is purchased for £200. The value increases by 9% per year. Calculate its value after 1 year.