Hi can you help me is accounting

Abbey purchased a house using a fixed rate mortgage. the annual interest rate is 4.2% compounded monthly for 20 years. the mortgage amount is $235,000. what is the monthly payment on the mortgage? this isn't a multiple choice question have to show my work

What are the exclude value of mn+3m

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct