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Phổ biến Word Problems >

Megan opened a savings account 7 years ago. The account earns 6% interest, compounded quarterly. If the current balance is 200.00, how much did she deposit initially?

Lời Giải

M e g an o p e n e d a s a v in g s a cco u n t 7 ye a rs a g o . T h e a cco u n t e a r n s 6% in t eres t, co m p o u n d e d q u a r t er l y . I f t h e c u rre n t ba l an ce i s 200.00, 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 : 131.82

Các bước giải pháp

Translate the problem into an equation:

200 = P (1 + \frac{0.06}{4})^{4 \cdot 7}

Giải

P, 200 = P (1 + \frac{0.06}{4})^{4 \cdot 7} : P = 131.82

Principal : 131.82

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