View Single Post
Old 12-01-2016, 12:09 PM   #192
justatroll
Senior Member
 
justatroll's Avatar
 
Join Date: Dec 2015
Drives: Full race 4cyl boxer
Location: CO, USA
Posts: 587
Thanks: 310
Thanked 510 Times in 269 Posts
Mentioned: 20 Post(s)
Tagged: 1 Thread(s)
Quote:
Originally Posted by Spartarus View Post


...Ah, don't be mad, but you're using the wrong equation there.

you can't multiply the dependent variable by a percentage to get the starting number. Do the proof, that equation isn't reversible. We aren't calculating a 13 percent increase from 174, we're reversing a 13 percent loss to solve for x.

You are of course correct. But I was able to do the calc I provided in my head to see that the numbers did not make sense.
Doing it my way was close (enough for sanity check) but not correct. Thanks for the correction.
__________________
Arguing with an engineer is like wrestling with a Pig in the mud. You are never going to win and after a couple of hours you realize that he likes it.
justatroll is offline   Reply With Quote