Chapter test Foundation – Chapter 10 10 Using a calculator Test Questions in this test are targeted at the grades indicated. G 1. Cassie’s Cafe Tea 65p Burger £1.38 Coffee 78p Hotdog £1.29 Cola 53p Pizza £1.18 Kenny buys two burgers, three pizzas and five coffees at Cassie’s Cafe. He pays with a £20 note. Work out how much change he gets. (3) G 2.Mr Chips wants to buy some calculators for his class. Each calculator costs £4.37. He can spend up to £100. What is the greatest number of calculators he can buy? F (2) 3.Change these fractions to decimals: a _87  (1) 23 b ___     160 (1) F 4.Which two of the following can be written as recurring decimals? E 5.Use your calculator to work out: 7 13 5 4 29  _43  __    __  _  _  __  20 25 6 7 50 (2) a3.82 ______ b√ 373.248   c9 (1) 3 (1) (1) 5 D 6.6 kg apples and 5 kg pears cost £11.59. 1 kg of apples cost £1.14. Work out how much 1 kg of pears costs. You must show all your working. D 7. (3) aUse your calculator to work out the following: 768.2 + 3.79    __________  84.5 – 0.197 Write down all the numbers on your calculator display. (2) bUse your calculator to work out the following: 2.87 × 17.1  _________   0.32 + 1.86 Write your answer correct to 2 decimal places. Edexcel GCSE Mathematics A Linear: Assessment Pack 27 (3) © The authors 2010 Chapter test Foundation – Chapter 10 C 8.Write down the reciprocal of 0.8. C 9. (1) aUse your calculator to work out the following: ________ √ 7.52        ________ 2.6 + 5.87 Write down all the numbers on your calculator display. (2) bUse your calculator to work out the following: (  ) 93.4 ÷ 2.7 2     ________  6.05 – 2.8 Write your answer correct to 1 decimal place. (3) C *10.Dani wants to buy some muesli. A large box of muesli weighs 1750 g and costs £10.00. AO2 A small box of muesli weighs 500 g and costs £2.90. AO3 1750 g £10.00 500 g £2.90 Which is the better value for money? You must explain your answer fully. (4) (Total = 30 marks) Edexcel GCSE Mathematics A Linear: Assessment Pack 28 © The authors 2010