Problem: if a man lost 4 % by selling oranges at the rate of 48 a rupee at how many a rupee must he sell them to gain 44 % ?
Rationale: "96 % - - - - 48 144 % - - - - ? 96 / 144 * 48 = 32 answer : e"
annotated_formula: divide(multiply(subtract(const_100, 4), 48), add(const_100, 44))