The table gives information about the annual cost of gas for households in the UK in 2009, 2010, 2011 and 2012.
| 2009 | 2010 | 2011 | 2012 | |
|---|---|---|---|---|
| Annual Cost (£) | 980 | 1120 | 1080 | 1260 |
Using 2009 as the base year, complete the table by calculating the index number for the year 2012. Give your answer correct to one decimal place.
Practise AQA GCSE Statistics Index Numbers with exam-style questions for Foundation and Higher tier. 9 questions, matched to the AQA GCSE Statistics (8382) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.