Тест на тему умножение однозначных чисел на 100

Тест по алгебре для 9 класса
Тема: Прогрессии

Вариант 1

1. Какая из следующих последовательностей является арифметической прогрессией?
   a) 2, 4, 8, 16, ...
   b) 5, 7, 9, 11, ...
   c) 1, 1, 1, 1, ...
   d) 3, 6, 12, 24, ...

Ответ: b) 5, 7, 9, 11, ...

2. Какое правило задает арифметическую прогрессию 3, 7, 11, 15, ...?
   a) прибавлять 4 к предыдущему члену
   b) умножать на 2
   c) прибавлять 3 к предыдущему члену
   d) отнимать 2 от предыдущего члену

Ответ: a) прибавлять 4 к предыдущему члену

3. Какие из чисел принадлежат геометрической прогрессии 2, 6, 18, 54, ...?
   a) 3, 9, 27
   b) 4, 8, 16
   c) 1, 2, 4, 8
   d) 2, 4, 8, 16

Ответ: a) 3, 9, 27

4. Как найти n-й член арифметической прогрессии, если известен первый член a₁ и разность d?
   a) aₙ = a₁ * n
   b) aₙ = a₁ + (n–1) * d
   c) aₙ = a₁ + d / n
   d) aₙ = a₁ – (n–1) * d

Ответ: b) aₙ = a₁ + (n–1) * d

5. Какое из следующих утверждений верно?
   a) В арифметической прогрессии разность между любыми двумя соседними членами постоянна
   b) В геометрической прогрессии разность между любыми двумя соседними членами постоянна
   c) В арифметической прогрессии каждый следующий член вдвое больше предыдущего
   d) Геометрическая прогрессия не имеет постоянного отношения между членами

Ответ: a) В арифметической прогрессии разность между любыми двумя соседними членами постоянна

Обратите внимание: правильные ответы выделены.

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Тест по английскому языку для 10 класса: "be used to, get used to"

1. She ______ living in a big city because she grew up in a small town. a) is used to b) get used to c) are used to d) got used to

2. By the end of the semester, I ______ using the new software. a) will get used to b) used to c) will be used to d) get used to

3. Did you find it hard to ______ the local food when you first arrived? a) get used to b) are used to c) got used to d) is used to

4. We ______ having to get up early for school. a) are used to b) get used to c) got used to d) is used to

5. I ______ working long hours at my new job. a) will get used to b) got used to c) get used to d) are used to

6. It took him some time to ______ the cold weather in this country. a) get used to b) is used to c) are used to d) got used to

7. She ______ wearing a uniform at her previous school. a) is used to b) got used to c) getting used to d) are used to

8. I ______ speaking in front of large audiences. a) are used to b) get used to c) will get used to d) got used to

9. Are you ______ taking the bus to school every day? a) get used to b) are used to c) got used to d) is used to

10. She ______ living in a foreign country for several years now. a) is used to b) got used to c) get used to d) are used to

11. He ______ the taste of Italian coffee. a) is used to b) get used to c) got used to d) will get used to

12. They ______ the local customs and traditions quickly. a) got used to b) are used to c) get used to d) is used to

13. The students ______ the strict rules of the school. a) get used to b) got used to c) are used to d) is used to

14. I ______ the noisy environment of the city. a) are used to b) got used to c) get used to d) is used to

15. It's important to ______ the different accents when learning a new language. a) get used to b) are used to c) got used to d) is used to

16. She ______ the routine of her daily yoga practice. a) get used to b) are used to c) is used to d) got used to

17. We ______ the long hours of studying for exams. a) got used to b) will get used to c) is used to d) get used to

18. Did you ______ the cold weather in Russia during your visit? a) get used to b) got used to c) are used to d) is used to

19. The company ______ working remotely as a result of the pandemic. a) are used to b) got used to c) get used to d) is used to

20. I ______ the new school schedule after a few weeks. a) are used to b) get used to c) got used to d) is used to

Ответы к тесту:

1. a) is used to
2. c) will be used to
3. a) get used to
4. a) are used to
5. b) got used to
6. a) get used to
7. b) got used to
8. a) are used to
9. b) are used to
10. a) is used to
11. a) is used to
12. b) are used to
13. c) are used to
14. a) are used to
15. a) get used to
16. c) is used to
17. a) got used to
18. b) got used to
19. d) is used to
20. b) get used to