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Popular Word Problems >

A person invests 4000 dollars in a bank. The bank pays 5.5% interest compounded annually. To the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 5600 dollars?

Solución

A p erso n in v es t s 4000 d o ll a rs in a bank . T h e bank p a ys 5.5% in t eres t co m p o u n d e d ann u a ll y . T o t h e n e a res t t e n t h o f a ye a r, h o w l o n g m u s t t h e p erso n l e a v e t h e m o n ey in t h e bank u n t i l i t re a c h es 5600 d o ll a rs ?

Solución

Time : 6.28

Pasos de solución

Translate the problem into an equation:

5600 = 4000 (1 + \frac{0.055}{1})^{1 \cdot t}

Resolver para

t, 5600 = 4000 (1 + \frac{0.055}{1})^{1 \cdot t} : t = 6.28

Time : 6.28

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