Question

Aflati raportul a supra b, stiind ca : a) a supra 3 = b supra 5; b) 7 supra a = 1 supra b; c) 4 supra b = 2 supra a; d) b supra 8 = a supra 9

Answer 1

A) a/3=b 3b=a a/b=3 b) 7/a=1/b a=7*b a/b=7 c) 4/b=2/a 4*a=2*b 2=4*a/b 2/4=a/b D) b/8=a/9 b9=a8 9/8=a/b