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Potluck
100

Swim Float. 30% off price of $18. Find the cost of the float.

$12.60

100

Snookie measures a string as 12.3 inches long.  The string is actually 12.8 inches long.  What is the percent error of your measurement? Round to the nearest tenth of a percent

3.9%

100

How much interest do you pay on a $10,000 car loan over 5 years at 7.5%? I = Prt

$3,750 interest

100

The wholesale price of a bicycle is $89.00. What is the retail price after 175% markup?

$244.75

200

Bathing suits are 75% off. How much will you save by buying an $80 suit while it is on sale?

Saves $60

200

In 1995, a loaf of bread cost $1.25. In 2024, the same load cost $4.00. What is the percent increase in price?

220% increase

200

You put $200 in a savings account for 24 months at 3.5% interest. How much money will you have in your savings account at the end of 24 months? I = Prt

$14 + 200 = $214

200

The retail price of a clock is $39.95 after a 40% markup. What was the wholesale price?

$28.54


39.95/1.4

300

Duck Float: costs $9.30 for Sam to buy for his store. He marks it up by 50%. How much does Sam charge for the duck float?

$13.95

300

Cara bought a table for $80. It was originally $110. What was the percent of discount?  Round to the nearest whole percent.

27% discount

300

You pay $140.63 in interest on a hot tub loan.  The rate was 6% over 3 years.  How much did you borrow? I=Prt

$781.28 

300

Brett like to tip Uber drivers 20%. How much will he tip the driver on a $38.75 Uber charge?

$7.75

300

The chair was on sale for 40% off.  The sale price was $125.  What was the retail price?

$208.33


125/0.60

400

Sunscreen is $10 per bottle, plus 8% tax.  If you purchase it with a $20 bill, how much change will you get?

suncreen costs $10.80, so you get $9.20 change

400

Juen estimates the temperature outside is 30 degrees, but it is acutally 33 degrees.  What is the percent error of your estimate? Round to the nearest tenth of a percent.

9.1%

400

You invest $1,200 over 30 months at 4.3%. What is the value of your investment at the end of 30 months? I=Prt

$129 + $1200 = $1329

400

Armando sold a house for $250,000.  He earned a 4% commission.  How much did he make from the sale?

$10,000

400

Find 2/5 % of 60

0.24

500

Ella is buying a $110 chair.  She has a coupon for 15% off. How much does she pay for the chair if sales tax is 6%

Sale price: $93.50, tax: $5.61, total: $99.11

500

5370 people rant the road race in 2021.  In 2023, 6,000 people ran.  By what percent did the number of runners increase by? Round to the nearest whole percent.

11.7 % rounded to 12%

500

What is the interest rate on a $30,000 loan over 48 months, and the interest is $7,800.  I=Prt

6.5%

500

The Smith family went to breakfast.  The bill was $55.60. They left a 15% tip and paid 6% tax.  How much did they pay in total?

Tax:  $3.34

Tip:  $8.34

Total: $67.28

500

Thirty seven percent of cats got adopted.  If thirty cats found homes, how many cats did not get adopted?

There were 81 total cats, so 81-30 = 51 cats did not get adopted.

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