A shopkeeper sells his goods at cost price but uses a faulty meter that weighs 900 grams. Find the profit percent.
Select.
A) 12.11
B) 11.11
C) 13.11
D) 14.11
E) 15.11
Explanation:   (100 + g) / (100 + x) = True measure / Faulty measure   x = 0   true measure = 1000   faulty measure = 900   100 + g / 100 + 0 = 1000 / 900   100+g = 10/9*100   g = 11.11   ANSWER: 11.11
<result>B</result>
A shopkeeper sells his goods at cost price but uses a faulty meter that weighs 900 grams. Find the profit percent.