Proportional Reasoning

This graph shows the linear relationship between commission earned by a salesperson and number of sales he makes. Using the value for R, Select ALL equations that represents the relationship between the commission earned (c) and the number of sales (s

• C=8S

• S=8C

Tags

CCSS.8.EE.B.5

Kelli is buying a book at an online store. She can choose to use one of the three deals that are shown in the image.The online store charges a flat rate of $3.99 for shipping. Kelli is buying a book for $22.43. She could buy the same book with a hardcover for $1.50 more. Which option is the least expensive for Kelli?

• Buy the book without using any of the deals.

• Upgrade the book to hardcover, and use Deal #1.

• Order another small item for $3, and use Deal #2.

• Order another small item for $3, and use Deal #3.

Tags

CCSS.6.RP.A.3D

Look at the table of costs for different size bottles of salad dressing. Which size has the least cost per ounce?

• 28 oz

• 16 oz

• 30 oz

• 12 oz

Tags

CCSS.6.RP.A.3B

The table shows the number of girls and the number of boys in 4 sixth grade homerooms at Edison Middle School. Which homeroom has a ratio of girls to boys that is equivalent to 5:8?

• Homeroom 1

• Homeroom 2

• Homeroom 3

• Homeroom 4

Tags

CCSS.6.RP.A.3A

Compare the number of black circles to white circles. If the ratio remains the same, how many black circles will there be if there are 60 white circles?

The table below shows the numbers of pencils and pens three friends have in their backpacks. Who has a ratio of pencils to pens that is equivalent to 4:3?

• Lydia

• Angel

• Elizabeth

• Nobody

Tags

CCSS.6.RP.A.3A

Fred went to an arcade to play video games. He paid $2 for every 11 tokens he bought. He spent a total of $16 on tokens. Which equation can be used to determine t, the number of tokens Fred bought?

The ratio of boys to girls in the school band is 4:3. If there are 16 boys, how many girls are in the band?

In 7.5 hours, Jenny can read 3 books. At this rate, how many hours does it take for Jenny to read one book?

• .04 hours

• .4 hours

• 2.5 hours

• 22.5 hours

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A particular frozen yogurt has 75 calories in 2 ounces. How many calories are in 8 ounces of yogurt?

Tags

CCSS.6.RP.A.3B