Unnati ltd has current sales of Rs $2000000.$ The company is planning to introduce cash discount policy of $2/10$ net $30.$ And as a result, company management is expecting a average collection period to go down by $10$ days and $80\%$ sales opt for cash discount facility. If the company's required rate of return in receivables is $20\%.$ Should it introduce the new discount policy using Total Approach $?$ Assume $360$ days in a year.