Foundation June 2023 Paper 1 Q2
2 Kai has four differently numbered cards.
- The range of the numbers is 14.
- The median of the numbers is 9.
- All the numbers are prime numbers.
- The lowest number is 5.
Work out the numbers on the cards.
Write the numbers in order of size.
5 (lowest) , .................... , .................... , .................... [3]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| [5] 7 11 19 | 3 | Conditions: (i) range of 14 (ii) median of 9 (iii) four different prime numbers \(\geqslant 5\) B2 for numbers meeting two conditions or B1 for numbers meeting one condition | Ignore the order of the numbers Examples: e.g. [5], 7, 11, 19 B3 (i), (ii), (iii) [5], 7, 13, 19 B2 (i), (iii) [5], 7, 11, 13 B2 (ii), (iii) [5], 5, 13, 19 B2 (i), (ii) [5], 9, 9, 19 B2 (i), (ii) [5], 9, 19 B2 (i), (ii) [5], 3, 13, 17 B2 (i), (ii) [5], 19 B1 (i) [5], 9, 9 B1 (ii) [5], 13 B1 (ii) [5], 7, 13, 17 B1 (iii) Accept negatives, decimals, fractions |