Find a bank account balance to the nearest dollar, if the account starts with $100, has an annual rate of 4%, and the money left in the account for 12 years.
What is $160
100
The population of a small town is decreasing at a rate of 2% per year. in 1970 the population was 25,000. This is what the approximate population would be in the year 2020.
What is 9104 people
100
If Serry invests $5000 in a savings account that pays 6% compounded quarterly, how much is in the account at the end of 1 year?
What is $5306.82
100
If you invest $20,000 at an annual interest rate of 1% compounded continuously, calculate the final amount you will have in the account after 20 years.
What is $24,428.05
100
The half-life of Zn-71 is 2.4 minutes. If one had 100.0 g at the beginning, how many grams would be left after 7.2 minutes?
What is 12.5 g
200
A savings account earns 4% interest per year. If Alex puts 500 dollars in now, this is how much will he have after 5 years.
What is $608.33
200
Using the expression y=4(1/3)^x-2 +5 . What is a?
What is 4?
200
A bank offers an interest rate of 6% on a savings account that is compounded quarterly. A person deposits $4,000 in the bank. How much money will be in his account at the end of one year?
What is 4,245.45$?
200
An amount of $2,340.00 is deposited in a bank paying an annual interest rate of 3.1%, compounded continuously. Find the balance after 3 years.
What is $2,568.06.
200
Os-182 has a half-life of 21.5 hours. How many grams of a 10.0 gram sample would have decayed after three half-lives?
What is 1.25 g
300
The number of students in the book club is increasing at a rate of 15% per year and they started with 9 students. How much would they have after 7 years?
What is 24 students
300
A car depreciates 15% a year. If you spend 10,000 on a car. How much will it be worth in 6 years?
What is $3,771.50
300
The investment is paid at 8%, compounded quarterly, for 2 years, 1,000 investment?
What is 1171.66.
300
If you invest $1,000 at an annual interest rate of 5% compounded continuously, calculate the final amount you will have in the account after five years.
What is $1,284.02
300
There are 10.0 grams of W-187. If the half-life is 23.9 hours, how much will be present at the end of one day?
What is 5.00 g
400
The number of students in the Chess Club is increasing at a rate of 20% per year and they started with 20 students. How much would they have after 5 years?
What is 50 students
400
Using the expression y=3(1/6)^x+8 +9 . What is b?
What is 1/6?
400
A womaninvests $10,000 in an bank account that pays 8.5% interest per year,compounded quarterly. What is the amount of money that he will have after 3 years?
What is $12,870.19
400
If you invest $2,000 at an annual interest rate of 13% compounded continuously, calculate the final amount you will have in the account after 20 years.
What is $26,927.47
400
Gold-198 has a half-life of 2.7 days. How much of a 96 g sample of gold-198 will be left after 8.1 days?
What is 12g
500
In 2010, Atlanta's pop. was 2.9 million people. the pop. increases at a rate of 1.9%per year. How many people will be in Atlanta in 2020?
What is 3.5 million people
500
Using the expression y=-4(1/3)^x+1 -5 . What are the transformations?
What is reflection across x, vertical stretch by the factor of 4, left 1, down 5?
500
$1,500.00 is deposited in a bank paying an annual interest rate of 4.3%, compounded quarterly. What is the balance after 6 years?
What is $1,938.84
500
If you invest $500 at an annual interest rate of 10% compounded continuously, calculate the final amount you will have in the account after five years.
What is 824.36
500
Selenium- 83 has a half life of 25.0 minutes. How many minutes would it take for a 10.0 mg sample to decay and have only 1.25 mg of it to remain?