A person bought 135 glass bowls at a rate of Rs. 15 per bowl. He sold 115 of them at Rs. 18 and the remaining broke. What is the percentage gain for A?  Choices:  A) 40  B) 30/11  C) 20/9  D) 27/11  E) 29/8
20/9P=135*15= 
<gadget id="calculator">135*15</gadget>
<output>2_025</output>
2025 and SP=115*18= 
<gadget id="calculator">115*18</gadget>
<output>2_070</output>
2070   Gain %= 100*(2070-2025)/2025= 20/9   ANSWER:20/9
<result>C</result>
A person bought 135 glass bowls at a rate of Rs. 15 per bowl. He sold 115 of them at Rs. 18 and the remaining broke. What is the percentage gain for A?