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شائع Word Problems >

Camilla opened a savings account and deposited 100.00 as principal. The account earns 9% interest, compounded quarterly. What is the balance after 4 years?

الحلّ

C ami ll 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 100.00 a s p r in c i p a l . T h e a cco u n t e a r n s 9% in t eres t, co m p o u n d e d q u a r t er l y . Wha t i s t h e ba l an ce a f t er 4 ye a rs ?

الحلّ

Amount : 142.76

خطوات الحلّ

Translate the problem into an equation:

A = 100 (1 + \frac{0.09}{4})^{4 \cdot 4}

100 (1 + \frac{0.09}{4})^{4 \cdot 4} = 142.76214 \dots

Round to the nearest hundredth:

142.76

Amount : 142.76

أمثلة شائعة

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