Question

Дам много балов!!!!
a) 120 to 80 = X to 60

b) 250$ 40 hours = 125 for X hours

c) 1820 for 7 pairs of jordans retro 12 s = $X for 3 pair of jordar retro 12 s

Answer 1

Ответ:

a) х =

$\frac{120 \times 60}{80} = 90$

б) х =

$\frac{125 \times 40}{250} = 20$

с) не совсем поняла