A retired couple has $192,000 to invest.A safe investment yields 9.5% per year,but a riskier investment yields 12.5% per year.How much should they invest at each rate to earn $21,000 per year?

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The Answer of A retired couple has $192,000 to invest.A safe investment yields 9.5% per year,but a riskier investment yields 12.5% per year.How much should they invest at each rate to earn $21,000 per year?

A Retired Couple Has $192,000 to Invest