1MA0 Higher November 2012 Paper 1 Q3
*3 Here is part of Gary’s electricity bill.
| Electricity bill | |
|---|---|
| New reading | 7155 units |
| Old reading | 7095 units |
| Price per unit 15p | |
Work out how much Gary has to pay for the units of electricity he used. (4)
| Answer | Mark | Notes |
|---|---|---|
| 9 | 4 | M1 for 7155 – 7095 or 60 seen or 7155×15 (or .15) or 7095×15 (or .15) or 107325 or 106425 or 1073.25 or 1064.25 M1 for ‘60’ ×15 or 7155 ×15 – 7095 × 15 [or .15 instead of 15] A1 for 9 or 9.00 or 900 C1 (ft) for answer with correct units (money notation) identified as the answer. |