Cross Products Review (No Word Problems)

Do the ratios  $\frac{1}{2}$  and  $\frac{4}{6}$  form a proportion?

• Yes

• No

Solve the proportion:  $\frac{1}{4\ }=\frac{x}{12}$ 

x = ?

• 8

• 4

• 9

• 3

Tags

CCSS.7.RP.A.2B

 Do the ratios form a proportion: $\frac{1}{7}\ and\ \frac{3}{5}$  ?

• Yes

• No

 $\frac{5}{s}=\frac{25}{5}$  s = ? (type your answer in the box)

Do the ratios form a proportion?
 $\frac{3}{8}and\ \frac{9}{24}$  

• Yes

• No

Do the ratios form a proportion?

 $\frac{2}{5}and\ \frac{100}{250}$  

• Yes

• No

Identify what $m$ must equal to form a proportion:
 $\frac{3}{m}=\frac{12}{36}$  

• 36

• 4

• 9

• 1

Tags

CCSS.7.RP.A.2A

 $\frac{36}{4}=\frac{1}{9}$  Do the ratios form a proportion?

• Yes

• No

Do the ratios form a proportion? $\frac{48}{8}=\frac{24}{6}$  

• Yes

• No

Do the ratios form a proportion?

 $\frac{8}{32}=\frac{6}{24}$ 

• Yes

• No