Problem: ramu bought an old car for rs . 38000 . he spent rs . 12000 on repairs and sold it for rs . 64900 . what is his profit percent ?
Rationale: "total cp = rs . 38000 + rs . 12000 = rs . 50000 and sp = rs . 64900 profit ( % ) = ( 64900 - 50000 ) / 50000 * 100 = 29.8 % answer : e"
annotated_formula: multiply(divide(subtract(64900, add(38000, 12000)), add(38000, 12000)), const_100)