Foundation November 2017 Unit 2 Q3
3.
(a) Write down the next term in the sequence below. [1]
1 5 9 13 ……………
(b) Describe in words the rule for continuing the sequence. [1]
| Scheme | Marks | Comments |
|---|---|---|
| 17 | B1 |
| Scheme | Marks | Comments |
|---|---|---|
| Add four (to the previous term) | B1 | Accept 'plus 4' or '(goes) up in 4s'. Allow +4 or 4n-3. B0 for n+4 |