From 210 to 376. Increase or decrease? *Round to nearest whole percent*
79 % increase
100
Tom takes 8 months to pay off a loan on his car. When using the formula for interest, what must you do in order to plug in the time of 8 months?
Interest rates are for 1 year, so you need to make it 8/12 because it is only a fraction of a year. *OR* Divide 8 by 12 to get the part of the year he was accruing interest.
100
What is the trick for finding 10% of a number?
Move the decimal point one place to the left. OR Divide the number by 10 (Both answers accepted)
200
Joe makes 6% commission selling cars. A family is looking at a car on his lot that costs $38,000. If Joe can sell the family the car, how much will he make in commission?
Joe will make $2,280 in commission if he can sell the car.
200
Jamie puts $2,000 into a savings account that earns 2.3% interest, for 5 years. How much will she make in interest?
$230 interest
200
Bob said three plus three is 8. The calculator reads 6. Write Bob's percent error. Round to whole percent.
33% error
200
Eric put $3,200 into a bank account. He kept it in there for 4 years and made $305 in interest. What was the interest rate on the account? *Round to nearest whole percent*
2% is the interest rate.
200
10% of $32.50
Do not round. *Use rule of 10% to solve*
$3.25
300
True or False: 67% of $30 is $20.10
True
300
$700 borrowed, 2% interest rate, for 3 years. What is the amount of interest that will be paid?
$42 interest
300
3 dozen cookies baked to 12 dozen cookies baked.
What is the percent of change? Increase or decrease?
300% increase
300
Owed $6,732, 3 months, $361 interest
What is the interest rate? *Round to nearest whole percent*
21% interest rate
300
20% of $40
*Use rule of 10% to solve*
$8
400
$23.45 bill and you pay 18% tip. How much did you pay total?
$27.67 total
400
John used his credit card to buy a new bike. It cost $213. His card has an interest rate of 4% and it took him 6 months to pay it off. How much did John end up paying IN ALL if no payments were made?
John paid $217.26 total for the bike.
400
Katie wanted to make 45 cupcakes, but she actually made 31. What is her percent error?
Round to nearest whole percent.
45% error
400
Principal= $400 Interest=$132 Time=2 years
Find the interest rate.
*Round to nearest whole percent*
17% interest rate
400
5% of $14.80
*Use rule of 10% to solve*
$0.74
500
Shirt costs $25 and is on clearance for 75% off. How much does the shirt cost?
$6.25
500
Mrs. McPeak won $500 on a scratch ticket. She decided to put it into the bank. The account makes 1.75%. If she does not withdraw any money from the account, how much will she have TOTAL after 7 years?
Mrs. McPeak will have $561.25 total in her account.
500
Gas in 1990 cost $1.15 per gallon. Now it costs $2.49. What is the percent of change? Decrease or increase?
117% increase
500
Mr. Kilsey wants to buy a new car. The dealership is selling the car for $36,000. The loan he is getting to finance the car is for 4 years. He is expected to pay $8,064 in interest.What will his interest rate be? *Round to the nearest TENTH of a percent*