please help me on this question

The company you work for will deposit $400 at the end of each month into your retirement fund. Interest is 5% compounded monthly. You plan to retire 15 years from now and estimate that you will need $2,500 per month out of the account for the next 20 years. How much do you need to put into the account in addition to your company deposit in order to meet your objective? (Assume you can get the same interest/ return on savings in retirement as well) 458 823 600 655What is lite monlly mortgage payment for a $300,000 mortgage with an amortization period of 30 years based on a quoted rate (APR) of 4% and ts} payment made today? {Hint Canadian mortgages compound semiannually; use 4 decimals for the interest rate; pick closest answer)