Analyze and Solve Percent Problems

Jocelyn estimates that a piece of wood

measures 5.5cm. If it actually measures 5.62 cm, what is the percent error of Jocelyn’s estimate?

• 2.13%

• 2.18%

• 12%

• 46.83%

Tags

CCSS.6.RP.A.3C

Ethan buys a video game on sale. If the video game usually costs $39.99, and it was on sale for 20% off, how much did Ethan pay?

• $7.99

• $14.99

• $31.99

• $39.74

Tags

CCSS.6.RP.A.3C

 

 $Write\ \frac{1}{8}\%\ as\ a\ decimal\ number.$  

Jackson usually makes $250 per week working at a grocery store. Last week, he made 60% more than usual. This week, Jackson hopes to make  $\frac{7}{8}$   of what he made last week. How much money does Jackson hope to make this week?

Tags

CCSS.7.EE.B.3

Three years ago, Max opened a savings account that earns 2.5% simple interest every year. He started the account with $800 and has not touched the account since.

How much money is in the account now?

• $60.00

• $860.00

• $861.51

• $6800.00

Tags

CCSS.7.RP.A.3

Kayla works at flower store. The owner tells Kayla he wants to take 10% off a $18.00 bouquet. If the bouquet still doesn't sell, the owner will again reduce the sale price by 15%. Kayla tells the owner to reduce the original price by 25% because the sale price would be the same.

Is Kayla correct?

• Yes, the sale price for both the owner's method and Kayla's method is $13.77.

• Yes, the owner's method and Kayla's method both equal a 25% discount off the original price.

• No, the owner's method has a greater effect on the sale price.

• No, Kayla's method has a greater effect on the sale price.

Tags

CCSS.6.RP.A.3C

Sally Ann works 15 hours a week at her college library. She decides to reduce her hours by 20% so that she has more time to do her homework.

How many hours is Sally Ann working after reducing her hours?

• 3 hours per week

• 5 hours per week

• 12 hours per week

• 13 hours per week

Tags

CCSS.6.RP.A.3C

Three friends went to an ice cream parlor for ice cream. They each paid $3.51 for their ice cream, including an 8% sales tax.

What was the total cost of all three bowls of ice cream before tax was added?

$__________________

Tags

CCSS.7.RP.A.3

Four friends ate brunch together. They each paid the same amount.

If the total cost of all four meals was $66.96 which included an 8% sales tax, what was the cost of one meal before tax was added?

$_________________________________

Tags

CCSS.6.RP.A.3B

Jose wanted to buy a new phone which was on sale for $250.

If the tax was 12%, how much would the phone cost?

• $220.00

• $250.12

• $262.00

• $280.00

Tags

CCSS.6.RP.A.3C