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Phổ biến Word Problems >

Monica opened a savings account and deposited 400.00 as principal. The account earns 15% interest, compounded annually. What is the balance after 7 years?

Lời Giải

M o ni c a 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 400.00 a s p r in c i p a l . T h e a cco u n t e a r n s 15% in t eres t, co m p o u n d e d ann u a ll y . Wha t i s t h e ba l an ce a f t er 7 ye a rs ?

Lời Giải

Amount : 1064.01

Các bước giải pháp

Translate the problem into an equation:

A = 400 (1 + \frac{0.15}{1})^{1 \cdot 7}

400 (1 + \frac{0.15}{1})^{1 \cdot 7} = 1064.00795 \dots

Làm tròn đến hundredth gần nhất:

1064.01

Amount : 1064.01

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