Higher June 2022 Paper 1 Q14
14 15 workers can complete a job in 8 days.
How many more workers are needed to complete the job in 6 days?
Assume that all of the workers work at the same rate. [3 marks]
| Answer | Mark | Comments |
|---|---|---|
| \(15 \times 8\) or 120 or 60 (workers) for 2 (days) | M1 | oe correct number of workers for any number of days except 8 |
| \(15 \times 8 \div 6\) or 20 | M1dep | oe eg \(15 \times \dfrac{8}{6}\) or \(15 \div \dfrac{6}{8}\) |
| 5 | A1 | ignore units |
Additional guidance
Award M1 for correct working within multiple attempts