Respuesta :
20 7
----- = ------
100 x
100 x 7 = 700
700/20 = 35
X = 35
----- = ------
100 x
100 x 7 = 700
700/20 = 35
X = 35
The answer is 35% put 7/20= n/100 do cross multiplication, 7×100= 700 then do 700/20= 35%