after decreasing 25 % in the price of an article costs rs. 1500. find the actual cost of an article?  Pick: A) 1400 B) 1300 C) 1200 D) 2000 E) 1500
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1_500 / (3/4)</gadget>
<output>2_000</output>

<result>D</result>
after decreasing 25 % in the price of an article costs rs. 1500. find the actual cost of an article?
divide(1500, subtract(const_1, divide(25, const_100)))
"cp * ( 75 / 100 ) = 1500 cp = 20 * 100 = > cp = 2000 answer : d"