vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

Find the time required for an investment of 5000 to grow to 8000 at an instant rate of 7.5% per year, compounded quarterly.

Lời Giải

F in d t h e t im e re q u i re d f or an in v es t m e n t o f 5000 t o g ro w t o 8000 a t an in s t an t r a t e o f 7.5% p er ye a r, co m p o u n d e d q u a r t er l y .

Lời Giải

Time : 6.33

Các bước giải pháp

Translate the problem into an equation:

8000 = 5000 (1 + \frac{0.075}{4})^{4 t}

Giải

t, 8000 = 5000 (1 + \frac{0.075}{4})^{4 t} : t = 6.33

Time : 6.33

Ví dụ phổ biến

Marian invests 8,152.7 in a savings account with a fixed annual interest rate of 7.19 % compounded continuously. What will the account balance be after 8 years?The sum of 38 and twice a number x is 124 . What is-2x-5 ?:-101:-91:46:86 Jace invested 380 in an account paying an interest rate of 6.2% compounded continuously. Assuming no deposits or withdrawals are made, how much money, to the nearest ten dollars, would be in the account after 15 years?twice the hiệu of a number and 4 equals 7 7 % of what number is 1.96 ?Identify the percent, the base, and the amount, write the percent as a decimal, and round the base to the nearest whole dollar.Percent = Base = Amount =