Foundation November 2020 Paper 1R Q14
14 Find the lowest common multiple (LCM) of 20 and 35
(2)
| Scheme | Marks |
|---|---|
| 2, 2, 5 and 5, 7 or seen on a ladder or at the end of branches OR for at least 3 multiples of both 20 and 35 e.g. 20, 40, 60, ... and 35, 70, 105, ... | M1 |
| 140 | A1 |
| (2) | |
| (2 marks) |
Notes
A1: allow 2 × 2 × 5 × 7 oe