10/13 Simple Interest Practice

Rosalie is trying to match the following expressions with the correct property it's displaying! (Remember, you aren't solving, just helping her match! There are two expressions for each property)

Janice and Colby were asked to apply the properties of operations to find the value of the following expression.

Janice and Colby’s strategies are both shown.

Which student correctly found the value of expression and describe the error for the student who was incorrect?

Solve using the distributive property.

Solve the expression below.

For an annual membership fee of $500, Mr. Bailey can join a country club that would allow him to play a round of golf for $35. Without the membership, the country club charges $55 for each round of golf. How many rounds of golf would Mr. Bailey have to play for the cost to be less expensive with a membership? (AKS 3 Big Idea 3)

What is the solution to the following equation? (AKS 3 Big Idea 2)

Solve for 'z' in the equation. (AKS 3 Big Idea 4 but with 2)

Larry had 48 tickets for games at the fair. He used 2/3 of the tickets on the dart-balloon game. He then used 0.25 of the remaining tickets to play the ring-toss game. He won 5 tickets playing the ring-toss. How many tickets did Larry have after playing these games?

Solve for r in the equation I=prt

An investment earns 4.5% simple interest per year. If $2400 is invested, what is the total amount that can be withdrawn when the account is closed out after 2 years?

A savings account is set up so that the simple interest earned on the investment is moved into a separate account at the end of each year. If an investment of $2,000 accumulate $360 of interest in the account after 4 years, what was the annual simple interest rate on the savings account? ( Remember rate is a percentage)

Sylvia bought a 6-month $1900 certificate of deposit. At the end of half a year, she received a $209 simple interest. What rate of interest did the certificate pay? (Answer is in percentage)

Tia saved $9,000 for 2 years at 4% APR in a CD, to go on a month long vacation with her family. How much did she earn in interest?

How long would it take to earn $2064 of simple interest at a 6% rate if I started with $4300?

Find the principal of a simple interest loan if interest is $831.25, the rate is 5%, and time is 9 1/2 years.