Equivalent ratios

Mrs. Shelly paid $3 for 6 muffins and Mrs. Kloske paid $9 for 18 muffins.  

• yes, equivalent
• no, not equivalent

Which ratio is equivalent to 5 to 4

• 25 to 20
• 10 to 12
• 4 to 5
• 15 to 8

Tags

CCSS.6.RP.A.3A

Which ratio is equivalent to 12:20

• 20:12
• 2:3
• 3:5
• 3:10

Which ratio is equivalent to 3:4

• 12:14
• 6:8
• 4:3
• 20:15

$15 for 5 pairs of socks; $25 for 10 pairs of socks

• yes, equivalent
• no, not equivalent