Pearson Edexcel International GCSE (9–1) · MATHEMATICS A · Unit
Unit 8
106 practice questions
Topics covered
Practice questions
1–10 of 106
Question 1
1 mark · Easy
Answer and see the solution →A bottle holds 2 litres of liquid. Write 2 litres in millilitres (ml).
Question 2
2 marks · Easy
Answer and see the solution →Convert 450 centimetres (cm) to metres (m).
Question 3
2 marks · Easy
Answer and see the solution →Pressure is a compound measure. Which two quantities must you know to calculate the pressure a box places on the floor? Explain your answer.
Question 4
3 marks · Easy
Answer and see the solution →A tank contains 18 litres of water. Each glass holds 250 millilitres (ml) of water.
(a)[2 marks]Work out how many glasses can be completely filled from the 18 litres.
(b)[1 mark]How much water, in millilitres, will be left over after filling the glasses?
Question 5
3 marks · Easy
Answer and see the solution →Complete the table. Write each area in the units stated. Give your answers in standard form where appropriate.
Area conversions Area Unit Equivalent (m²) 2500 cm² cm² 5 m² m² 40 000 mm² mm² Question 6
1 mark · Easy
Answer and check →What is the average speed in m/s of someone running 100 metres in 20 seconds?
Question 7
2 marks · Easy
Answer and see the solution →A block has a mass of 420 grams and a volume of 210 cm³. Find its density in g/cm³.
Question 8
2 marks · Normal
Answer and see the solution →Convert 3500 millimetres (mm) to metres (m).
Question 9
3 marks · Normal
Answer and see the solution →A container has a mass of 2250 g and a volume of 3 dm³. Calculate the density of the substance in kg/m³.
Question 10
3 marks · Normal
Answer and see the solution →A runner completes a 10 km race in 40 minutes. Another runner completes a 5 km race in 20 minutes. Discuss whether both runners had the same average speed, showing your calculations and reasoning.