4MA0 Foundation June 2015 Paper 2 Q5
5 Here are the first five terms of a number sequence.
32 29 26 23 20
(a) Work out the next two terms of the sequence. (2)
(b) Explain how you worked out your answer. (1)
The 15th term of this sequence is −10
(c) Work out the 14th term of this sequence. (1)
| Scheme | Marks |
|---|---|
| 17, 14 | B2 |
| (2) |
Notes
B2: B1 for 17; B1 for 14
| Scheme | Marks |
|---|---|
| subtract 3; −3 | B1 |
| (1) |
Notes
B1: oe
| Scheme | Marks |
|---|---|
| −7 | B1 |
| (1) | |
| Total 4 marks |
Notes
B1: cao