Comparing Ratios

Rebecca is playing her favorite video game, Starlight: The Space Explorer. On the first level, she earned 3 energy points and 8 stars. On the second level, she earned 2 energy points and 5 stars. Did Rebecca earn the same ratio of energy points to stars on both levels?

• yes

• no

Tags

CCSS.6.RP.A.3A

Emilia and Darnell are arguing over who makes the best fruit punch. Emilia likes to use 2 cups of grape juice for every 5 cups of pineapple juice. Darnell prefers to use 1 cup of grape juice for every 4 cups of pineapple juice. Do Emilia and Darnell use the same ratio of grape juice to pineapple juice?

• yes

• no

Tags

CCSS.6.RP.A.3A

Dan is making a model volcano for the science fair. He wants an awesome eruption, so he tries different amounts of baking soda and vinegar. First, he tries 2 tablespoons of baking soda and 6 tablespoons of vinegar. Next, he tries 3 tablespoons of baking soda and 9 tablespoons of vinegar. Did Dan use the same ratio of baking soda to vinegar in both eruptions?

• yes

• no

Tags

CCSS.6.RP.A.3A

Last night, Clara and her brother, Stefan, made personal pizzas for dinner. Clara put 4 pepperoni pieces and 6 ham pieces on her pizza. Stefan put 6 pepperoni pieces and 10 ham pieces on his pizza. Did Clara's and Stefan's pizzas have the same ratio of pepperoni pieces to ham pieces?

• yes

• no

Tags

CCSS.6.RP.A.3A

Zane's cats love tuna fish, so he always mixes a little into their food at dinnertime. For his small cat, he adds 2 ounces of tuna fish to 10 ounces of cat food. For his large cat, he adds 3 ounces of tuna fish to 12 ounces of cat food. Which cat's meal tastes more like tuna fish?

• Large cat

• Small cat

• They are the same

Tags

CCSS.6.RP.A.3A

Brett made oat bars for his school's bake sale. For his first batch, Brett mixed 1 cup of caramel chips and 4 cups of oats. To make sure he had enough, he made a second batch, and mixed 2 cups of caramel chips and 8 cups of oats. Which batch of oat bars was more caramelly?

• The first batch was more caramelly.

• The second batch was more caramelly.

• Neither, the batches were equally caramelly.

Tags

CCSS.6.RP.A.3A

Megan and her little sister, Nora, counted their Halloween candy after trick-or-treating. They love taffy and wanted to know who collected more taffy pieces compared to the rest of the candy. In Megan's bag, 20 out of the 50 candy pieces were taffy. In Nora's bag, 11 out of the 25 pieces were taffy. Who got the greater ratio of taffy to total candy pieces?

• Megan got the greater ratio.

• Nora got the greater ratio.

• .Neither. The girls got the same ratio

Tags

CCSS.6.RP.A.3A

After a trip to the orchard, Regan and her aunt Cindy made applesauce with the apples they picked. They used the same amount of cinnamon, but Regan used more apples than Aunt Cindy. Whose applesauce tasted more like cinnamon?

• Regan's applesauce tasted more like cinnamon.

• Aunt Cindy's applesauce tasted more like cinnamon.

• Neither. Both apple sauces tasted the same.

Tags

CCSS.3.NF.A.3D

Clara wants to paint her bedroom sky blue, so she mixes white and blue paint. Then, she decides to mix paint for her living room. To make sure she has enough paint for the larger room, Clara plans to use double the amount of white paint and double the amount of blue paint. Which room will be a lighter shade of blue?

• The bedroom will be a lighter shade of blue.

• The living room will be a lighter shade of blue.

• Neither. The rooms will be the same shade of blue.

Tags

CCSS.5.NF.B.5A

For her science fair project, Madelyn is growing crystals with sugar water. She wants to know if the size of the container has an effect on crystal growth. To start, Madelyn pours a sugar water mixture into a small bowl. Then she pours triple the amount of the mixture into a large bucket. She decides to add red coloring so the crystals are more visible. Madelyn adds the same amount of red coloring to both containers. Which container's sugar water mixture is a darker shade of red?

• The small bowl's mixture is a darker shade of red.

• The large bucket's mixture is a darker shade of red.

• Neither. The mixtures are the same shade of red.

Tags

CCSS.5.NF.B.5B