1MA0 Higher March 2013 Paper 2 Q2
*2 225 grams of flour are needed to make 9 cakes.
Marian wants to make 20 of these cakes.
She has 475 grams of flour.
Does Marian have enough flour to make 20 cakes?
You must show all your working. (3)
| Answer | Mark | Notes |
|---|---|---|
| No + comparison | 3 | M1 for a correct start to the process eg. \(\frac{225}{9}\) or \(\frac{475}{225}\) or \(\frac{20}{9}\) or \(\frac{475}{20}\) M1 for completion of a fully correct method that will lead to an appropriate comparison C1 (dep on M2) for a correct statement with conclusion with 500 g or 25g more needed or 19 cakes or 25g and 23.75g SC : If no working then B1 for a correct statement with correct figures and units |