Proportion Review 2/25/20

Do the ratios form a proportion?

• Yes, they form a proportion.
• No, they do not form a proportion.

Tags

CCSS.6.RP.A.3A

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Tags

CCSS.7.RP.A.2B

Madeline ran 21.7 miles in 7 hours. What is the unit rate? 

• 21.7 miles per hour
• 3.1 miles per hour
• .32 miles per hour
• 21.7
  7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

There are 4 lemon trees for every 5 orange trees. If there are 120 trees in the orchard, how many of them are lemon trees?

• 96
• 53
• 480
• 116

Tags

CCSS.6.RP.A.3B

The ratio used to find percent is...

• part/whole = %/100
• part/whole = 100 / %
• whole/part= %/ 100

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is 15% of 82?

• 12.3
• 123
• 1.23

Tags

CCSS.6.RP.A.3C

Find the sales tax only. $199.95 ipod; 9% tax

• $ 17.99
• $ 217.95
• $18.00
• $179.90

Tags

CCSS.6.RP.A.3C

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

What is 30% of 80?

• 30
• 24
• 2.4
• 56

Tags

CCSS.6.RP.A.3C

 Shirley spelled 12 of her 15 spelling words correctly on the test.  What percent grade did Shirley get on the test?

• 40%
• 50%
• 80%
• 60%

Tags

CCSS.7.RP.A.3