You deposit $500 in an account that pays 5% interest compounded yearly. How much money is in the account after 4 years?
$607.75
200
(x^5)^6
x^30
200
1/2x^-2y^-3
-21
200
(1/4)^-2
16
200
Rewrite the number in scientific notation:
0.0032
3.2 x 10^-3
200
You buy a used truck for $22,000. It depreciates at the rate of 10% per year. What is the value of the truck after 4 years?
$14,434.20
300
(-2x)^4
16x^4
300
4^5 x 4^3 / 4^2
4096
300
-4^2 x 6^-1 x 3^3
-72
300
Rewrite the number in decimal form:
7.1532 x 10^-5
0.000071532
300
A city had a declining population from 1992 to 1998. The population in 1992 was 200,000. Each year for 6 year, the population declined by 3%. Write an exponential decay model to represent this situation.
y = 200,000(1 - 0.03)^t
400
3a^2 x (4a^3)^2
48x^8
400
(7/8)^2
49/64
400
1/ (8xy^-6)^-1
8x/ y^6
400
Rewrite the number in scientific notation:
321,562.5
3.215625 x 10^5
400
You deposit $2000 in an account that pays 8% interest compounded yearly. Find the balance of the account after 3 years.
$2519.42
500
(a^2b^2)^3
a^6b^6
500
(2x^3y^2 / 3xy)^-3
3^3 / 2^3x^6y^3
500
(-10a^3b^-2)^0
1
500
Evaluate without using a calculator:
(6 x 10^-2)(7 x 10^-3)
0.00042
500
Find the balance after 10 years of an account that pays 5.7% interest compounded yearly with the investment amount of $6,004.