4MA0 Higher June 2012 Paper 3 Q5
5 Three positive whole numbers have a mean of 4 and a range of 7
Find the three positive whole numbers.
(2)
| Scheme | Marks |
|---|---|
| 1 3 8 | B2 |
| (Total 2 marks) |
Notes
B2: for 1 3 8 in any order
B1 for three positive whole numbers with either a sum of 12 or a range of 7
SC Award B1 for 0 5 7
Apart from Questions 9, 13, 18, 20 and 21 (where the mark scheme states otherwise) the correct answer, unless clearly obtained by an incorrect method, should be taken to imply a correct method.