Окрашены два шара. Радиус одного в два раза больше радиуса другого. Во сколько раз больше ушло на него краски?

1. Jack has not washed the dog.
2. Father has not cleaned his car yet.
3. Mr. Snowdon has not made a speech at the conference.
4. Granny has not bought me some cakes.
5. They have not painted their old house.
6. Liz has not bought some flowers.
7. My sister has not cooked breakfast for the family yet.
8. The cat has not eaten fish.
9. Mrs. Gracy have not gone to London.
10. I have never been to India. - уже отрицательное
11. She has not just broken a vase.
12. We have not cleaned the room.
13. Cris has not phoned his friend.
14. The train has not arrived.
15. It has not started to rain.
16. Kelly has not gone to America.
17. We have not left our books to school.
18. The street has not changed a lot.
19. You have not worked here for a long time.
20. Mandy has not been to Greece.