vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

7700 dollars is placed in an account with an annual interest rate of 8.25%. To the nearest tenth of a year, how long will it take for the account value to reach 44700 dollars?

Lời Giải

7700 d o ll a rs i s pl a ce d in an a cco u n t w i t h an ann u a l in t eres t r a t e o f 8.25%. T o t h e n e a res t t e n t h o f a ye a r, h o w l o n g w i ll i t t ak e f or t h e a cco u n t v a l u e t o re a c h 44700 d o ll a rs ?

Lời Giải

Time : 58.24

Các bước giải pháp

Translate the problem into an equation:

44700 = 7700 (1 + 0.0825 t)

Giải

t, 44700 = 7700 (1 + 0.0825 t) : t = 58.24

Time : 58.24

Ví dụ phổ biến

Amanda paid 24 for a shirt that was on sale at 25% of. What was the original price for the shirt?Twice Jack's age plus 5 is 21. Write and solve an equation. How old is Jack?The hiệu between two numbers is 31. The smaller number is 38 less than twice the larger number. Find the two numbers.The đường kính of a circle is 12 cm. Find its area in terms of pipi.A pair of sneakers is on sale for 15% off, which is 18. What is the original price of the sneakers?