30, 34.5
54, 64.8
16, 18.4
90, 103.5
54, 64.8.
Because \(34.5\div 30 = 18.4\div16=103.5\div90=1.15\)
But \(64.8\div 54 = 1.2\)
~The smartest cookie in the world. :)