the percentage profit earned by selling an article for rs. 1620 is equal to the percentage loss incurred by selling the same article for rs. 1280. at what price should the article be sold to make 25 % profit?
Choose the correct option:  A) 3000  B) 1812.5  C) 2000  D) 5600  E) 3400
<gadget id="calculator">100 + 25</gadget>
<output>125</output>

<gadget id="calculator">125 / 100</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">1_620 + 1_280</gadget>
<output>2_900</output>

<gadget id="calculator">2_900 / 2</gadget>
<output>1_450</output>

<gadget id="calculator">(5/4) * 1_450</gadget>
<output>3_625/2 = around 1_812.5</output>

<result>B</result>
the percentage profit earned by selling an article for rs. 1620 is equal to the percentage loss incurred by selling the same article for rs. 1280. at what price should the article be sold to make 25 % profit?
multiply(divide(add(const_100, 25), const_100), divide(add(1620, 1280), const_2))
"c . p . be rs . x . then , ( 1620 - x ) / x * 100 = ( x - 1280 ) / x * 100 1620 - x = x - 1280 2 x = 2900 = > x = 1450 required s . p . = 125 % of rs . 1450 = 125 / 100 * 1450 = rs . 1812.5 . answer b"