Răspunsuri

2014-05-20T20:56:39+03:00
A/c = (3/(8b))/(9/(16b)) = (3*16b)/(9*(8b)) = (1*2)/(3*1) = 2/3
1 5 1
2014-05-20T20:56:54+03:00
A * b = 3 / 8   ⇒  a = 3 / 8b
b * c = 9 / 16  ⇒c = 9 / 16b

     ⇒ a / c = 3 / 8b * 16b / 9 = 2 / 3