Foundation June 2022 Paper 1R Q6
6 Here is a list of seven numbers.
5 16 23 27 50 160 240
(a) From the numbers in the list, write down
(i) a cube number (1)
(ii) a factor of 80 (1)
Two numbers in the list are prime numbers.
(b) Work out the sum of these two prime numbers. (2)
| Scheme | Marks |
|---|---|
| (i) Answer: 27 | B1 |
| (ii) Answer: 5, 16 | B1 |
| (2) |
Notes
B1: either or both indicated
| Scheme | Marks |
|---|---|
| 5 or 23 identified as a prime or 5 + 23 | M1 |
| 28 | A1 |
| (2) | |
| (4 marks) |
Notes
M1: at least one prime identified