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شائع Word Problems >

Find the final amount of money in an account if 8,100 is deposited at 6.5 % interest compounded weekly and the money is left for 6 years. Round the answer to 2 decimal places.

الحلّ

F in d t h e f ina l am o u n t o f m o n ey in an a cco u n t i f 8, 100 i s d e p os i t e d a t 6.5 % in t eres t co m p o u n d e d w ee k l y an d t h e m o n ey i s l e f t f or 6 ye a rs . R o u n d t h e an s w er t o 2 d ec ima l pl a ces .

الحلّ

Amount : 11960.63

خطوات الحلّ

Translate the problem into an equation:

A = 8100 (1 + \frac{0.065}{52})^{52 \cdot 6}

8100 (1 + \frac{0.065}{52})^{52 \cdot 6} = 11960.63109 \dots

Amount : 11960.63109 \dots

Round

11960.63109 \dots

to the nearest 2 decimal places:

11960.63

Amount : 11960.63

أمثلة شائعة

Money is borrowed at 11% simple interest. After one year, 607.17 pays off the loan. How much was originally borrowed?Nine times a number diminished by 4 is 95 How much would you need to deposit in an account now in order to have 4000 in the account in 5 years? Assume the account earns 4% interest compounded monthly.two times a number 13 is 5 greater than half a number