ACC Unit 5 Review ✓

Mrs. Yodis has 35 students in her science class. If her class increases to 42 students next year, what will be the percent of change?

• 20%

• 75%

• 93%

• 33%

One week, 72 people got a speeding ticket. The next week, only 36 people got a speeding ticket. What is the percent of change in the speeding tickets?

• Increase 50%
• Decrease 50%
• Increase 1%
• Decrease 1%

Tags

CCSS.6.RP.A.3C

Find the percent of change. Round to the nearest whole percent.

From 84 seconds to 8 seconds.

• 950% decrease

• 950% increase

• 90 percent decrease

• 90 percent increase

Find the new amount.

56 books; 75% decrease

• 42

• 98

• 14

• 19

Tags

CCSS.6.RP.A.3C

Zed went to the store and bought a bag of chips.  He estimated there would be 350 chips in the package, but realized there were only 210 chips in that package.  What was his percent error?

• 35%
• 67%
• 85%
• 92%

Tags

CCSS.6.RP.A.3C

Jessie estimates the weight of her cat to be 8 pounds.  The actual weight of the cat was 10 pounds.  Find the percent error.  

• 15%
• 20%
• 25%
• 30%

Tags

CCSS.6.RP.A.3C

In the question,
"35 is what percent of 40?"
What is the 40?

• Part
• Whole
• Percent
• Nothing 

Tags

CCSS.7.RP.A.3

Which equation matches:

What number is 10% of 20?

• 0.10 ÷ 20 = y

• y = 10 x 20

• y= 0.10 x 20

What percent of 50 is 20?

• 40%
• 25%
• 2.5%
• 4%

Tags

CCSS.7.RP.A.3

CCSS.7.RP.A.2

200 children attended the school play. Of the total attendance, 40% were boys. How many girls attended the school play?

• 800
• 180
• 80
• 120

Tags

CCSS.6.RP.A.3C