Foundation January 2019 Paper 1R Q5
5 Here is a list of numbers.
12 14 15 16 18 20 22 24
(a) Which number in the list is a multiple of both 6 and 9? (1)
Two numbers in the list are factors of 90
(b) Which two numbers? (2)
(c) Write down two numbers in the list that have a sum that is a prime number. (1)
| Scheme | Marks |
|---|---|
| 18 | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| 15 18 | B1, B1 |
| (2) |
| Scheme | Marks |
|---|---|
| Any correct pair | B1 |
| (1) | |
| (4 marks) |
Notes
B1: 14 and 15 or 15 and 16 or 15 and 22