A local honey producer, 'Bee-Sweet', has recorded its weekly costs and profits for different output levels of honey jars, as shown in the table below.
| Output (jars) | Total Cost (£) | Profit (£) |
|---|---|---|
| 50 | 420 | 180 |
| 100 | 740 | 260 |
| 150 | 1110 | 240 |
When the firm increases its weekly output from
50 to 100, the price falls by £1
50 to 100, the price falls by £2
100 to 150, the price falls by £2
100 to 150, the price falls by £1.50