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פּוֹפּוּלָרִי Word Problems >

Shane deposited 10,000.00 into a new savings account that earns 15% interest compounded annually. How long will it take for the balance to grow to 19,960.00?Round your answer to the nearest month.

פתרון

S han e d e p os i t e d 10, 000.00 in t o a n e w s a v in g s a cco u n t t ha t e a r n s 15% in t eres t co m p o u n d e d ann u a ll y . Ho w l o n g w i ll i t t ak e f or t h e ba l an ce t o g ro w t o 19, 960.00 ? R o u n d yo u r an s w er t o t h e n e a res t m o n t h .

פתרון

Time : 4.95

צעדי פתרון

Translate the problem into an equation:

19960 = 10000 (1 + \frac{0.15}{1})^{1 \cdot t}

19960 = 10000 (1 + \frac{0.15}{1})^{1 \cdot t}, t

פתור בשביל:

t = 4.95

Time : 4.95

דוגמאות פופולריות

The circumference of a circle is 17pi m. What is the area, in square meters? Express your answer in terms of pipi 8 times the sum of a number x and 10 5 years ago alex was 12 times as old as Tom.Alex is 41 now. How old is Tom now?Twice the difference of a number and 1.The radius of a circle is 9 m. Find its circumference in terms of pipi.