Question

1%din2%din3%din1200 este egal cu 6%din 1200?

Answer 1

din= ori (×)

1%din2%din3%=6%

6%din1200=6/100 × 1200/1
                =72

Answer 2

3/100 ·1200=3·12=36;
2/100 ·36=72/100=0,72;
1/100 ·0,72=0,72/100=0,0072;
6/100 ·1200=6·12=72;
⇒0,0072≠72⇒nu sunt egale cele doua proportii;