Chapter test Foundation – Chapter 10

Edexcel GCSE Mathematics A Linear: Assessment Pack 27 © The authors 2010

10 Using a calculatorTest

Questions in this test are targeted at the grades indicated.

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)

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? (2)

3. Change these fractions to decimals:

a 7 _ 8 (1)

b 23 ___ 160 (1)

4. Which two of the following can be written as recurring decimals?

3 _ 4 7 __ 20

13 __ 25 5 _ 6

4 _ 7 29 __ 50 (2)

5. Use your calculator to work out:

a 3.82 (1)

b 3 √______

373.248 (1)

c 95 (1)

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. (3)

7. a Use 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)

b Use your calculator to work out the following:

2.87 × 17.1 _________ 0.32 + 1.86

Write your answer correct to 2 decimal places. (3)

G

G

F

F

E

D

D

Chapter test Foundation – Chapter 10

Edexcel GCSE Mathematics A Linear: Assessment Pack 28 © The authors 2010

8. Write down the reciprocal of 0.8. (1)

9. a Use your calculator to work out the following:

√________

7.52 ________

2.6 + 5.87

Write down all the numbers on your calculator display. (2)

b Use your calculator to work out the following:

( 93.4 ÷ 2.7 ________ 6.05 – 2.8 ) 2

Write your answer correct to 1 decimal place. (3)

*10. Dani wants to buy some muesli. A large box of muesli weighs 1750 g and costs £10.00. A small box of muesli weighs 500 g and costs £2.90.

£2.90

500 g

£10.00

1750 g

Which is the better value for money? You must explain your answer fully. (4)

(Total = 30 marks)

C

C

CAO2 AO3