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受欢迎的 Word Problems >

Britney opened a savings account and deposited 300.00 as principal. The account earns 11% interest, compounded monthly. What is the balance after 8 years?

解答

B r i t n ey o p e n e d a s a v in g s a cco u n t an d d e p os i t e d 300.00 a s p r in c i p a l . T h e a cco u n t e a r n s 11% in t eres t, co m p o u n d e d m o n t h l y . Wha t i s t h e ba l an ce a f t er 8 ye a rs ?

解答

Amount : 720.38

求解步骤

Translate the problem into an equation:

A = 300 (1 + \frac{0.11}{12})^{12 \cdot 8}

300 (1 + \frac{0.11}{12})^{12 \cdot 8} = 720.37623 \dots

Round to the nearest hundredth:

720.38

Amount : 720.38

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