Proportional Relationships Percent

Diego measured the length of a pen to be 22 cm. The actual length of the pen is 23 cm. Which of these is closest to the percent error for Diego’s measurement?

• 4.3%

• 4.5%

• 95.7%

• 104.5%

Tags

CCSS.6.RP.A.3C

Emma went to a local market where she found that 3 apples cost $6. She wants to buy 5 apples for her friend Kai. How much would 5 apples cost?

• $10

• $15

• $12

• $8

Tags

CCSS.6.RP.A.3B

Zoe has a piggy bank and she saved 20% of her total savings which is 40 dollars. How much money does Zoe have in total?

• 100 dollars

• 80 dollars

• 60 dollars

• 200 dollars

Tags

CCSS.6.RP.A.3C

Luna went to a store which was having a 20% off sale. She wanted to buy a dress that originally cost $50. How much would the dress cost after the discount?

• $30

• $40

• $10

• $45

Tags

CCSS.6.RP.A.3C

Aria went to a store which was offering a 15% discount on all items. She wanted to buy a dress that was originally priced at $80. How much would the dress cost after the discount?

• $76

• $68

• $72

• $84

Tags

CCSS.6.RP.A.3C

What is the formula for calculating percent change?

• New Value + Old Value / Old Value

• New Value - Old Value / New Value

• New Value * Old Value / 100

• ((New Value - Old Value) / Old Value) * 100

Tags

CCSS.6.RP.A.3C

Aria had 50 apples. After a fruitful harvest, she now has 70 apples. Calculate the percent change in the number of apples Aria has.

• 40%

• 10%

• 20%

• 50%

Tags

CCSS.6.RP.A.3C

David had 80 apples. He gave some to Grace and Aria, and now he has 60 apples. What is the percent change in the number of apples David has?

• 25%

• 20%

• 30%

• 15%

Tags

CCSS.6.RP.A.3C

A store is offering a 20% discount on a shirt that originally costs $50. How much will the shirt cost after the discount?

• $40

• $30

• $35

• $45

Tags

CCSS.6.RP.A.3C

A restaurant bill comes to $80. If you want to leave a 15% tip, how much should the tip be?

• $12

• $10

• $15

• $20

Tags

CCSS.6.RP.A.3C