Problem: a candidate got 35 % of the votes polled and he lost to his rival by 2430 votes . how many votes were cast ?
Rationale: "35 % - - - - - - - - - - - l 65 % - - - - - - - - - - - w - - - - - - - - - - - - - - - - - - 30 % - - - - - - - - - - 2430 100 % - - - - - - - - - ? = > 8100 answer : c"
annotated_formula: divide(2430, subtract(subtract(const_1, divide(35, const_100)), divide(35, const_100)))