How much should you invest each month in order to have $$600,000$

if your rate of return is $3\mathrm{.}7\%$ compounded monthly and you want to

achieve your goal in $40$ years?How much interest will you earn?How much should you invest each month in order to have $$600,000$

if you want to achieve your goal in $20$ years?If you deposit the amount you need to achieve your goal in $20$

years, how much will your savings be worth after $10$ years?

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