ja

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

人気のある Word Problems >

Fredrick deposits 7,500 in a savings and finds that it doubles in 21 years. What was the annual percentage rate?

解

F re d r i c k d e p os i t s 7, 500 in a s a v in g s an d f in d s t ha t i t d o u b l es in 21 ye a rs . Wha t w a s t h e ann u a l p erce n t a g e r a t e ?

解

Rate : \frac{I}{157500}

解答ステップ

Translate the problem into an equation:

I = 7500 r \cdot 21

r

を解く

I = 7500 r \cdot 21 : r = \frac{I}{157500}

Rate : \frac{I}{157500}

人気の例

87 is 145% of what number Twice the 差 of a number and 2 equals 7 A bill of\$16000 is charged for water and is calculated with a vat of 8%.Calculate the value of the total bill number subtracted from 15/7 gives 7/2 Find the number.Two more than the quotient of a number and 9 is equal to 8