12/30 = 18/45, so first you're going to cross multiply and you'll get (30)(18) = (12)(45). Then you can see that 540 = 540 same number so they're proportional...
BTW THIS WAY IS A LOT EASIER.
12/30 = 2/5
18/45 = 2/5
So yes, in summary, they're proportional to each other. Hope this helps, have a BLESSED and wonderful day! :-)
Among the more frustrating issues of Windows 8/8.1, the “Please Wait<span> Screen” error is markedly Method 2: </span>Repair<span> system files using SFC scan. This is a This process is considered to conflict with the </span>computer's<span> operations and bring it to freeze at the startup screen. When you see this count 1 and 2 (not exactly 2 </span>sec<span>.</span>
Subtract 3n and then divide by 4 and you get n= 4
