23166/429=54
20412/378=54
64980/684=95
20319/521=39
19536/444=44
36261/153=237
69471/837=83
19869/537=37
957220/209=4580
1)
![x\ \textgreater \ 7.5](https://tex.z-dn.net/?f=x%5C+%5Ctextgreater+%5C+7.5)
------------(7.5)-----------------
///////////////////
![x](https://tex.z-dn.net/?f=x)
∈
![(7.5;+](https://tex.z-dn.net/?f=%287.5%3B%2B)
∞
![)](https://tex.z-dn.net/?f=%29)
2)
![y\ \textless \ 3](https://tex.z-dn.net/?f=y%5C+%5Ctextless+%5C+3)
---------------(3)----------------
/////////////////
![y](https://tex.z-dn.net/?f=y)
∈
![(-](https://tex.z-dn.net/?f=%28-)
∞
![;3)](https://tex.z-dn.net/?f=%3B3%29)
3)
![m \geq -3](https://tex.z-dn.net/?f=m+%5Cgeq+-3)
------------[-3]-----------------
///////////////////
![m](https://tex.z-dn.net/?f=m)
∈
![[-3;+](https://tex.z-dn.net/?f=%5B-3%3B%2B)
∞
![)](https://tex.z-dn.net/?f=%29)
4)
![m \leq 4 \frac{1}{5}](https://tex.z-dn.net/?f=m+%5Cleq+4+%5Cfrac%7B1%7D%7B5%7D+)
------------[4 1/5]---------------
////////////////
![m](https://tex.z-dn.net/?f=m)
∈
![(-](https://tex.z-dn.net/?f=%28-)
∞
![;4 \frac{1}{5} ]](https://tex.z-dn.net/?f=%3B4+%5Cfrac%7B1%7D%7B5%7D+%5D)
5)
![x\ \textless \ -1](https://tex.z-dn.net/?f=x%5C+%5Ctextless+%5C+-1)
-------------(-1)--------------
///////////////
![x](https://tex.z-dn.net/?f=x)
∈
![(-](https://tex.z-dn.net/?f=%28-)
∞
![;-1)](https://tex.z-dn.net/?f=%3B-1%29)
6)
![y\ \textgreater \ 5](https://tex.z-dn.net/?f=y%5C+%5Ctextgreater+%5C+5)
------------(5)-------------------
////////////////////
![y](https://tex.z-dn.net/?f=y)
∈
![(5;+](https://tex.z-dn.net/?f=%285%3B%2B)
∞
![)](https://tex.z-dn.net/?f=%29)
7)
![m \leq 3](https://tex.z-dn.net/?f=m+%5Cleq+3)
-------------[3]----------------
///////////////
![m](https://tex.z-dn.net/?f=m)
∈
![(-](https://tex.z-dn.net/?f=%28-)
∞
![;3]](https://tex.z-dn.net/?f=%3B3%5D)
8)
![m \geq -2](https://tex.z-dn.net/?f=m+%5Cgeq+-2)
-------------[-2]----------------
//////////////////
![m](https://tex.z-dn.net/?f=m)
∈
![[-2;+](https://tex.z-dn.net/?f=%5B-2%3B%2B)
∞
![)](https://tex.z-dn.net/?f=%29)
100-35=65% - стоимость материалов
4340 -100%
х -65%
х=4340*65/100=2821 грн - стоимость материалов
1.
сначала узнаем сколько под помидоры для этого нужно
16,5+3,6= 20,1
Потом узнаем сколько для капусты для этого нужно
20,1 - 4,2=15,9
а теперь узнаем все
16,5+20,1+15,9=52,5
1-7/12=5/12 всех задач осталось решить
25:5/12=60 всего задач
========================