Question

Transormati in rapoarte procenntuale:
a) 3/5
b)1/4
c) 1,3/20
d)2,5/4

Answer 1

Se inmulteste cu 100. rezultatul reprezinta raportul procentual:
3/5×100=300/5=60%
1/4×100=100/4=25%
1,3/20×100=130/20=13/2=6,5%
2,5/4×100=250/4=62,5%

Answer 2

[tex] \frac{3}{5}=0,6 \\ 0,6*100=60 \% \\ \\ \frac{1}{4}=0,25 \\ 0,25*100=25 \% \\ \\ \frac{1,3}{20}=0,065 \\ 0,065*100=6,5 \% \\ \\ \frac{2,5}{4}=0,625 \\ 0,625*100=62,5 \% [/tex]