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Phổ biến Word Problems >

Tara opened a savings account 10 years ago. The account earns 5% interest, compounded monthly. If the current balance is 600.00, how much did she deposit initially?

Lời Giải

T a r a o p e n e d a s a v in g s a cco u n t 10 ye a rs a g o . T h e a cco u n t e a r n s 5% in t eres t, co m p o u n d e d m o n t h l y . I f t h e c u rre n t ba l an ce i s 600.00, h o w m u c h d i d s h e d e p os i t ini t ia ll y ?

Lời Giải

Principal : 364.3

Các bước giải pháp

Translate the problem into an equation:

600 = P (1 + \frac{0.05}{12})^{12 \cdot 10}

Giải

P, 600 = P (1 + \frac{0.05}{12})^{12 \cdot 10} : P = 364.3

Principal : 364.3

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