Foundation November 2020 Unit 2 Q6
6. Kate writes down three different even numbers.
The mean of Kate’s numbers is 8.
She did not write down the number 8.
What possible even numbers could Kate have written down? [3]
Possible numbers Kate could have written are …………… , …………… and ……………
| Scheme | Marks | Comments |
|---|---|---|
| Three different even numbers with a sum of 24, not including 8. Possible solutions are 2, 4 (and) 18 2, 6 (and) 16 2, 10 (and) 12 4, 6 (and) 14 | B3 | In any order. Allow inclusion of negative numbers. If B3 not awarded, award B2 for three numbers which sum to 24 which satisfy two of the three conditions:
|