Question

Determine o valor de x nas proporcoes: a)12/121=6/x b)x/4=18/24 c)81/108=x/12

Answer 1

Olá,

a) 12/121 = 6/x
12*x = 6*121
12x = 726
x = 726/12
x = 60,5

b) x/4 = 18/24
24x = 4*18
24x = 72
x = 72/24
x  = 3

c) 81/108 = x/12
108x = 12*81
108x = 972
x = 972/108
x = 9

Bons estudos ;)