Louise's monthly gross income is $$5,000.$ Her employer withholds $$1,000$ for different taxes. Louise contributes a certain amount of money each month to her IRA. Her monthly credit payments for Visa and Master Card are $$70$ and $$60,$ respectively. Her monthly payment on an automobile loan is $$570.$What is the maximum amount that Louise should put in her IRA each month so that her debt payments would not be too high compared to her income when the reocmmeneded percent is $20\%?$