() () ( ) ( ) ( ) ( )

 

050 135 65 51

 

380./2,2.

- .

, -610, -100.

, .

 

,

,

:

- 120. 19.75 = 2 400.

- 30. 0,85.. 238,50 ./.. = 200.

- : -2200.+-400. = 2 600.

- .90.

( ) = 1 050.

- ( ) = 6 850.

- ,

= 300.

- = 1 600.

= 15 000.