Balloons are bought at 12 for Rs.10/- and sold at 10 for Rs.12/-. Find the gain or loss percentage?  Pick one:
A) 21% Loss
B) 21% Gain
C) 44 % Profit
D) 44 % Loss
E) 46 % Loss
Explanation:   12 Balloons -----&gt; Rs.10/-   10 Balloons -----&gt; Rs.12/-   Note: Number of articles bought is must equal to number of articles sold.   10(12 10) ==&gt; 120 100 = 44 % Profitost price   12(10 12) ==&gt; 120 144 = Selling price   Then, 44/100 × 100 = 44 % Profit   Answer: Option 44 % Profit
<result>C</result>
Balloons are bought at 12 for Rs.10/- and sold at 10 for Rs.12/-. Find the gain or loss percentage?