Question

va rog!! pana vineri astept raspuns

Answer 1

$\frac{8}{x} = \frac{0.5}{2.5}$

$0.5x = 8 \times 2.5$

$0.5x = 20$

$x = \frac{20}{0.5}$

$x = 40$

Answer 2

8/x=0,5/2,5
8/x=1/2/5/2
8/x=1/5
x=8×5
x=40