Ratios and proportions

A unit rate is a ratio with:

• A denominator of 1
• A numerator of 1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A scale drawing of a billboard uses the scale 4 cm:9 ft. The length of the billboard in the drawing is 11 cm. How long is the actual billboard?

• 13 ft
• 20.75 ft
• 24.75 ft
• 22 ft

Tags

CCSS.7.RP.A.2C

Simplify the fraction: 12/27

• 9/4
• 27/12
• 4/9
• 1/2

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Simplify the fraction: 7/21

• 7/14
• 1/3
• 21/7
• 3/1

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Solve the proportion.

• 18
• 3
• 2
• 9

Tags

CCSS.7.RP.A.2C

Solve the proportion.

• 60
• 15
• 3
• 12

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• 84
• 21
• 11
• 5

Tags

CCSS.7.RP.A.2B

The ratio 5:15 simplifies to...

• 1:3
• 3:1
• 1:5
• 3:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

There are 13 male teachers and 5 female teachers at Margo's School.  What is the ratio of female teachers to male teachers?

• 5:13
• 13:5
• 18:10
• 26:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Find the missing number:
2 : 5 = ? : 20

• 8
• 10
• 25
• 6

Tags

CCSS.6.RP.A.1

CCSS.6.EE.B.5

CCSS.6.RP.A.3