a shopkeeper sold 30 articles at the cost price of 25 articles . then find the profit % or lost %
"here 30 articles selling price = 25 articles cost price so the difference = 25 - 30 = - 5 % of loss = 5 * 100 / 25 = 20 % correct option is c"
multiply(divide(subtract(25, 30), 30), const_100)