4. If an investor buys shares in a no-load mutual fund for $30 and after 5 years, the shares appreciate to $50, what is the percentage return(1) and

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4. If an investor buys shares in a no-load mutual fund for $30 and after 5 years, the shares appreciate to $50, what is the percentage return(1) and the annual compound rate of return(2) using time value of money ?