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Phổ biến Word Problems >

Aaliyah puts 400.00 into an account to use for school expenses. The account earns 15% interest, compounded monthly. How much will be in the account after 7 years?

Lời Giải

A a l i y ah p u t s 400.00 in t o an a cco u n t t o u se f or sc h oo l e x p e n ses . 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 m o n t h l y . Ho w m u c h w i ll b e in t h e a cco u n t a f t er 7 ye a rs ?

Lời Giải

Amount : 1135.65

Các bước giải pháp

Translate the problem into an equation:

A = 400 (1 + \frac{0.15}{12})^{12 \cdot 7}

400 (1 + \frac{0.15}{12})^{12 \cdot 7} = 1135.64520 \dots

Làm tròn đến hundredth gần nhất:

1135.65

Amount : 1135.65

Ví dụ phổ biến

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