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شائع Word Problems >

Tara deposits 5,000 in a certificate of deposit. The annual interest rate is 7% , and the interest will be compounded quarterly. How much will the certificate be worth in 10 years?

الحلّ

T a r a d e p os i t s 5, 000 in a cer t i f i c a t e o f d e p os i t . T h e ann u a l in t eres t r a t e i s 7%, an d t h e in t eres t w i ll b e co m p o u n d e d q u a r t er l y . Ho w m u c h w i ll t h e cer t i f i c a t e b e w or t h in 10 ye a rs ?

الحلّ

Amount : 10007.99

خطوات الحلّ

Translate the problem into an equation:

A = 5000 (1 + \frac{0.07}{4})^{4 \cdot 10}

5000 (1 + \frac{0.07}{4})^{4 \cdot 10} = 10007.98671 \dots

Round to the nearest hundredth:

10007.99

Amount : 10007.99

أمثلة شائعة

The circumference of a circle is 4pipi ft. Find its diameter, in feet Calculate the amount of interest earned in 8 years on 13,000 deposited in an account paying 10% annual interest, compounded quarterly.the number a increased by twelve five less than a number is at most 11 The diameter of a circle is 10 m. Find the circumference