Вопрос по математике:

СРОЧНО!! Какая из данных сумм наибольшая ?

1. 1\4+(1\3+1\2)
2. 2\7+(5\7+2\3)
3. 4\7+(1\21+2\3)
4. (2\15+1\3) + 2\3

Вопрос по английскому языку:

ПОМОГИТЕ РЕШИТЬ БРЕДЯТИНУ ОТ УЧИЛКИ

1.     He got his ­­­­____ in Europe. (educate)

2.     He spent his _____ (child) under the _____ eyes of his granny. (watch)

3.     The weather in St. Petersburg is very _____. (change)

4.     What ______ verbs do you know? (regular)

5.     It’s _____ to interrupt adults. (polite)

6.     He has got a strange _____ . His ears are too big. (appear)

7.      What is your favorite _____ program on TV? (educate)

8.      Do you want to become an ____? (interpret)

9.      Ancient libraries were used only by ______. (science)

10.  Mrs. Marple is a _____. (library)

11.  They struggled for ______ many years. (independent)

12.  What is the _____ between the brothers? (different)

13.   Nobody can live in _____. (isolate)

14.  The _____ of the snow was perfect. (white)

15.   Our _____ (govern) must solve ______ (environment) problems immediately.

16.   What ____ problems do we face nowadays? (ecology)

17.  He is a _______ actor. (success)

Do you have a _____ to put the salad in? (contain

Вопрос по математике:

1.  Вычислите:

а) –17 ٠ 7;      б) –640 : (–32);      

 в) – 85 · (–104);       г) 1272 : (–12).

2.  Вычислите наиболее простым способом:

а) –46 · 82 + 36 · 82;      

б) (–846 + 39) – (48 – 846).

3.  Найдите значение выражения

(–240 :5 – (–32· 4)) : (–16).

4. Вынесите общий множитель и вычислите:

а) 81 ٠ 176 – 81 ٠ 276; б) -35 ٠ 74 – 35 ٠ 126.

5.  Изобразите на координатной оси точки О(0), А(–7), С(+ 2), В(5), К(– 3). Определите длины отрезков ОК и АВ.

Вопрос по физике:

Вопрос по химии: