blank 1:higher grade potatoes at a higher/lower grade potatoes at a lower

2. favourable/unfavourable

3.higher grade, some of the potatoes were larger than normal/lower grade, some potatoes were bad and could not be used in production

4..had to use more/ was able to use fewer

5.favourable/unfavourable

6.favourable/unfavourable

7.could/ could not

8.higher grade potatoes/lower grade potatoes

9.less/ more / the same amount

10.an overtime premium/ for fewer hours/ for their normal hours