Balloons are bought at 8 for Rs.10/- and sold at 10 for Rs.8/-. Find the gain or loss percentage? Choose the correct choice from the following answers:
A) 36% Loss	B) 36% Gain	C) 18% Loss	D) 18% Gain	E) 19% Loss
Explanation:   8 Balloons -----&gt; Rs.10/-   10 Balloons ----&gt; Rs.8/-   Note: In every time same in the cost price articles and selling price articles.   10(8 10) ==&gt; 80 100 = Cost price   8(10 8) ==&gt; 80 64 = Selling price   Then, 36/100 × 100 = 36 % Loss   36% Lossnswer: Option 36% Loss
<result>A</result>
Balloons are bought at 8 for Rs.10/- and sold at 10 for Rs.8/-. Find the gain or loss percentage?