Предмет: Математика, автор: dimanedibilov

расстояние 190 км автомобиль проехал за 4 часа за первый час он проехал 32 3/11 км за второй на 6 4/11км больше, чем за первый час за третий час автомобиль проехал 43 8/11 км какое расстояние автомобиль проехал за четвертый час?

Ответы

Автор ответа: yuliya02191
1
1)323;11=323|11. = 4
-22 |__ 29 --(км) проехал за1 ч.
103|29. 11
- 99
4
2)64;11=64|11. = 9
-55---- 5. ---
9|5. 11

3) 4. 9. 13. 2
29--- +. 5. --- = 34--- = 35---(км)за 2 ч.
11. 11 11 11

4)438:11=438|11. = 9
-33. |39. 39-- (км)за 3 час
108. 11
-99.
9.
5). 4. 2. 9. 15 4
29--- +. 35-- +. 39--- =103--- = 104----
11. 11. 11. 11 11
(Км)за 3 часа
6). 4. 4. 11. - 4. 7
190. - 104--- = 86 - ---- = 85----------- = 85--
11. 11. 11. 11
7
Ответ:85--- км проехал автомобиль за 4 час
11
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