10 ... , , 1- . ? 10%.
.
, .
= *.
= / =3655 ..
9.
1 -100 . .., -50 . .., -50 ..., : 10 ..., 15 ..., - 20 ... , 5% .
.
.
=100*1,052 + 50*1,05+50=212,5
=10*1,05 + 15+20/0,05=425,5
=425/212,5=2,002 100%
10.
2000 1 , 20% . 15% . :
- ;
- ;
- ;
.
- =
- = , .
- R= R % .=20-15=5%