a person buys an article at rs . 500 . at what price should he sell the article so as to make a profit of 35 % ?
"cost price = rs . 500 profit = 35 % of 500 = rs . 175 selling price = cost price + profit = 500 + 175 = 675 answer : e"
add(500, multiply(500, divide(35, const_100)))