The table shows information about the number of text messages sent by a group of teenagers during a lunch break.
| Messages | Frequency |
|---|---|
| 0 | 5 |
| 1 | 11 |
| 2 | 8 |
| 3 | xxx |
| 4 or more | 0 |
The group sent a total of 51 messages.
Find the value of xxx.
Practise Eduqas GCSE Maths Averages from Frequency Tables with exam-style questions for Foundation and Higher tier. 32 questions, matched to the Eduqas GCSE Maths (C300QS) specification and written in Component 1 and Component 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.