Math-fun with Procter & Gamble
(warning:
this is a HOAX – see bottom of page)
In
2009 the new « Ariel » bottle hit Germany :
Left, the
NEW product, right the OLD one
Consumers should have now 10% more (NEUE GRÖSSE = NEW SIZE & « MEHR INHALT » = « MORE CONTENT »)... for the same amount of money (price of the new bottle had not been changed – only the design)

NEW
PACKAGING
OLD PACKAGING

But,
see, at the bottom right of the bottle, there is a strange
warning: you get now 18
+ 2 washes instead
of 20! Waow!
NEW
PACKAGING
OLD PACKAGING

Let’s
have a look at the other side of the bottle, and try to understand where does the « 10%
more » come from:

Ah ah, it
becomes clear (or not?) at the bottom right:
NEW
PACKAGING
OLD PACKAGING

So,
with the new bottle of
Ariel, I have 18+2 washes instead of 20, and 1,4 liter of soap instead of 1,5. Where exactly
did I win 10%? In the soap
concentration/density? Could
someone of the Math-Fun forum please
help me?
__________
Sources:
http://www.nachdenkseiten.de/upload/pdf/20090720_ariel_und_die_mathematik.pdf
http://www.magzn.de/2009/07/versteckte-preiserhoehung-bei-ariel/
__________
September 21st update: this is a HOAX – as
the two bottles cannot be compared;
the « old » product
is from 2005; the new one refers to the 2008 bottle (1,24
liter and 18 washes). Thanks
to Hans Havermann. See here, « Komentare »:
http://www.texterblog.de/index.php/2009/07/20/update-zu-10-mehr-oder-weniger/
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