Exponential Functions JMAP

Cassandra bought an antique dresser for $500.  If the value of her dresser increases 6% annually, what will be the value of Cassandra's dresser at the end of 3 years to the nearest dollar?

• 415

• 590

• 596

• 770

The current student population of the Brentwood Student Center is 2,000. The enrollment at the center increases at a rate of 4% each year.  To the nearest whole number, what will the student population be closest to in 3 years'?

• 2,240

• 2,250

• 5,488

• 6,240

The population of Henderson City was 3,381,000 in 1994, and is growing at an annual rate of 1.8%.  If this growth rate continues, what will the approximate population of Henderson City be in the year 2000?

• 3,696,000

• 3,763,000

• 3,798,000

• 3,831,000

The Ebola virus has an infection rate of 11% per day as compared to the SARS virus, which has a rate of 4% per day.  If there were one case of Ebola and 30 cases of SARS initially reported to authorities and cases are reported each day, which statement is true?

• At day 10 and day 53 there are more Ebola cases.

• At day 10 and day 53 there are more SARS cases.

• At day 10 there are more SARS cases, but at day 53 there are more Ebola cases.

• At day 10 there are more Ebola cases, but at day 53 there are more SARS cases.

Sheba opened a retirement account with $36,500.  Her account grew at a rate of 7% per year compounded annually.  She made no deposits or withdrawals on the account.  At the end of 20 years, what was the account worth, to the nearest dollar?

• $87,600

• $130,786

• $141,243

• $1,483,444,463

Adrianne invested $2000 in an account at a 3.5% interest rate compounded annually.  She made no deposits or withdrawals on the account for 4 years.  Determine, to the nearest dollar, the balance in the account after the 4 years.

Mathematical Equivalence

ON

Kirsten invested $1000 in an account at an annual interest rate of 3%.  She made no deposits or withdrawals on the account for 5 years.  The interest was compounded monthly.  Find the balance in the account, to the nearest cent, at the end of 5 years.

Mathematical Equivalence

ON

Dylan invested $600 in a savings account at a 1.6% annual interest rate.  He made no deposits or withdrawals on the account for 2 years.  The interest was compounded quarterly.  Find, to the nearest cent, the balance in the account after 2 years.

Mathematical Equivalence

ON

A bank is advertising that new customers can open a savings account with a   interest rate 3 3/4% compounded continuously.  Robert invests $5,000 in an account at this rate.  If he makes no additional deposits or withdrawals on his account, find the amount of money he will have, to the nearest cent, after three years.

Mathematical Equivalence

ON

On January 1, 1999, the price of gasoline was $1.39 per gallon.  If the price of gasoline increased by 0.5% per month, what was the cost of one gallon of gasoline, to the nearest cent, on January 1 one year later?

Mathematical Equivalence

ON