Предмет: Математика, автор: pebekka

вера пробежала b км за 3 часа а зоя пробежала то же расстояние за 4 часа у кого из них скорость больше и на сколько

Ответы

Автор ответа: 5759678575

у зайца больше скорость.
б/3 км/ч скорость зайца
б/4 км/ч скорость волка
б/3-б/4=4б/12-3б/12=б/12 км/ч на столько скорость зайца больше скорости волка

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Помогите решить тест ❤️
Нужно правильно заполнить пропуски.
1. Our parents worry about my brother more than about… .
a) me b) myself с) I d) he
2. Mary asked us not to leave without… .
a) her b) herself c) she d)himself
3. The doctor… he visited specializes in eye diseases.
a) whom b) who c) which d) what
4. If I see …tonight, I’ll tell him to call you.
a) him b) his c) she d) her
5. It takes …20 minutes to get there.
a) me b) myself c) I d) we
6. Thank you for… helping me.
a) you b) your c) my d) me
7. Everyone did …best on the homework.
a) his b) its c) we d) you
8. He doesn’t realize that … crying will not help.
a) his b) he c) she d) we
9. This is a good picture of … .
a) him b) his c) he d) I
10. The audience really likes …singing.
a) his b) he c) him d) it
11. The secretary looked …on the floor for her earring.
a) carefully b) careful c) care d) with care
12. The cook looked …at the burned food.
a) sadly b) sad c) with sad d) glad
13. Not wanting to burn his tongue he tasted the soup… .
a) cautiously b) cautions c) often d) yet
14. To a hungry person even dry bread can taste … .
a) delicious b) deliciously c) bad d) badly
15. This man … a farmer .
a) is b) am c) are d) were
16. The students … in the classroom.
a) are b) is c) am d) was
17. Our teacher … young.
a) is b) am c) are d) were
18. I …a teacher of English.
a) am b) is c) are d) were
19. His father… very tired.
a) is b) am c) are d) be
20. Her parents… at home.
a) are b) is c) am d) was
21. We … a good flat.
a) have b) has c) to have d) to has
22. My neighbour … a car.
a) has b) have c) to has d) to have
23. She … eight English books.
a) has b) have c) to have d) to has
24. I … many brothers and sisters.
a) have b) has c) to have d) to has
25. You… a new tape-recorder.
a) have b) has c) to have d) to has
26. The children… many toys.
a) have b) has c) to have d) to has
27. … father work at the factory?
a) does b) do c) was d) is
28. …mother come home at six?
a) does b) do c) was d) is
29. … his uncle live in the country?
a) does b) do c) was d) is
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a) did b) do c) was d) is
30. She isn’t interested in arts, … she?
a) is b) isn’t c) are d) aren’t
31. There are no books on the table, …there?
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a) are b) isn’t c) am d) aren’t
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36. My sister has music lessons once a week, … she?
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37. The children have lunch at eleven,… they?
a) haven’t b) have c) do d) don’t
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39. Her mother doesn’t have to wear spectacles,… she?
a) does b) hasn’t c) has d) doesn’t
40. He has tea in the morning, …he?
a) hasn’t b) has c) does d) doesn’t