Calculate compound interest
Question
Mark is saving for his son's college education. If the savings account earns 9% interest compounded quarterly, and he
wants to have $80,000 in 18 years, what must the principal be? Round your answer to the nearest dollar.
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Respuesta :

Answer:

a

Step-by-step explanation:

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Answer: $16119

Step-by-step explanation:

A = p(1+r/n)^nt

80000 = p(1+0.09/4)^4x18

80000 = p(1.0225)^72

p = 16118.74