Foundation June 2018 Paper 1 Q15
15 Work out 15% of 160 grams. (2)
| Answer | Mark | Mark scheme |
|---|---|---|
| 24 | M1 | for method to find 15% of 160, eg \(160 \times \dfrac{15}{100}\) oe (= 24) or 10% = \(160 \div 10\ (= 16)\) plus 5% = \(\text{``}16\text{''} \div 2\ (= 8)\) (= 24) |
| A1 | cao SC B1 for answer of 136 or 184 if M0 scored |
Additional guidance
When using partitioning methods, the method to find individual %s must be clear including the need to show an intention to sum eg. 10% = 16 + 5%=8