Problem: the average salary per month of 55 employees in a company is rs 8500 . if the managers salary is added , the average salary increases to rs 8800 , what is the salary of the manager ?
Rationale: explanation : salary of the manager = ( 56 * 8800 - 55 * 8500 ) = 25300 answer : d
annotated_formula: subtract(multiply(add(55, const_1), 8800), multiply(55, 8500))