1MA0 Foundation March 2013 Paper 2 Q14
*14 A factory makes yoghurt in a tank.
Here are the weights of the ingredients needed to make a tank full of yoghurt.
| Milk | 80 kg |
| Skimmed milk powder | 2 kg |
| Sugar | 3 kg |
| Stabiliser | 1 kg |
| Fruit | 10 kg |
The yoghurt from the tank is put into pots.
Each 1 kg of the yoghurt is used to fill 8 pots.
Is there enough yoghurt in the tank to fill 750 pots?
You must show all your working. (4)
| Answer | Mark | Notes |
|---|---|---|
| Yes + supporting work | 4 | M1 for adding the weights of all the ingredients (= 96) M1 (dep) for \('96' \times 8\) A1 cao for 768 C1 (dep on M2), ft for a correct conclusion (yes or no) from a comparison of 750 (pots) with their ‘768’ pots; units must be quoted [SC: B1 for 768 seen without working if M0M0 scored] OR M1 for adding the weights of all the ingredients (= 96) M1 for \(750 \div 8\) A1 cao for 93.75 C1(dep on M2), ft for a correct conclusion (yes or no) from a comparison of their weight of ingredients in one tank full ‘93.75’ kg with ‘96’ kg; units must be quoted [SC: B1 for 93.75 seen without working if M0M0 scored] OR M1 for adding the weights of all the ingredients (= 96) M1 (dep) for \(750 \div '96'\) A1 cao for 7.8125 C1(dep on M2), ft for a correct conclusion (yes or no) from a comparison of their number of pots, ‘7.8125’ pots with 8 (pots); units must be quoted [SC: B1 for 7.8125 seen without working if M0M0 scored] |