Question

$\frac{0.(3)}{x} = \frac{2}{0.(2)}$
$\frac{x}{0.5} = \frac{ \frac{1}{2} }{3}$
$\frac{ \frac{1}{4} }{2} = \frac{ \frac{3}{2} }{x}$
12. Aflați termenul necunoscut din următoarele proporții

Urgenttt​

Answer 1

a) 0,(3) = 3/9 = 1/3

0,(2) = 2/9

1/3/x = 2/2/9

2x = 1/3*2/9

2x = 2/27

x = 2/27 : 2

x = 2/27 *1/2

x = 1/27

b) x/0,5 = 1/2/3

x/1/2 = 1/2/3

3x = 1/2*1/2

3x = 1/4

x = 1/4 * 1/3

x = 1/12

c) 1/4/2 = 3/2/x

1/4x = 2*3/2

1/4x = 3

x = 3*4

x = 12