the cash difference between the selling prices of an article at a profit of 2 % and 6 % is rs . 3 . the ratio of the two selling prices is ?
"let c . p . of the article be rs . x . then , required ratio = 102 % of x / 106 % of x = 102 / 106 = 51 / 53 = 51 : 53 answer : e"
divide(add(const_100, 2), add(const_100, 6))