*Не поняла, причем тут математика?*
1)Would you like some milk? - Yes,i'd like some.
2) Any letters from Karloson? - Yes, there are some.
3)Hobbit went shopping and bought some bread.
4) Were there any raincoats in the shop? - No,there were not.
5)Can i have some juice,mum? - Sorry,but there is no juice in the bottle.