Candy bar percentage - E

tanyajoseph · Posted: Sat Sep 01, 2007 10:52 am Post subject: Candy bar percentage - E

A certain candy manufacturer reduced the weight of Candy Bar M by 20% but left the price unchanged. What was the resulting percent increase in the price per ounce of Candy Bar M?

A) 5%
B) 10%
C) 15%
D) 20%
E) 25%

agps · Posted: Sat Sep 01, 2007 11:04 am Post subject:

say the candy weighed 100 ouces, and it cost 100 dollars. Shocked

if the weight was reduced by 20%, now it weighs 80 ounces.

so it used to cost 1 dollar per ounce, now it costs 5/4 dollars, or 1+1/4, so the increase is 1/4 or 25%.
Answer is E