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 >

You deposit 200 in an account. The account earns 10 simple interest in 4 years. What is the annual interest rate?%

解

Y o u d e p os i t 200 in an a cco u n t . T h e a cco u n t e a r n s 10 s im pl e in t eres t in 4 ye a rs . Wha t i s t h e ann u a l in t eres t r a t e ? %

解

Rate : 1.25%

解答ステップ

Translate the problem into an equation:

10 = 200 r \cdot 4

r

を解く

10 = 200 r \cdot 4 : r = 1.25%

Rate : 1.25%

人気の例

Jeniffer is 26 years old. The sum of the ages of Jeniffer and Tiffany is 54. How old is Tiffany?Four consecutive even integers sum to-20. What is the greatest of the 4 integers?Vincent puts 300.00 into an account to use for school expenses. The account earns 5% interest, compounded quarterly. How much will be in the account after 5 years?a fair coin is flipped 10 times. What is the probability that exactly 4 of the 10 flips come up heads?The sum of twice a number and 4 is 1