Mills - Ratio Practice Quiz

Amy has 5 chocolates and 7 pieces of bubble gum in her candy jar. Dan has 3 chocolates and 5 pieces of bubble gum in his candy jar. Amy thinks that the ratio of chocolates to bubble gum in both candy jars is the same because they each have 2 more pieces of bubble gum than chocolate. Is the same ratio of chocolates to bubble gum maintained? Justify your response.

• Yes, because both have 2 more pieces of bubble gum than chocolate, so the ratios are equivalent.

• No, because the ratio of chocolates to bubble gum is not equivalent.

In a trivia game, Matteo scores a total of 1 point during his first 3 turns. He scores 1 point on each of his next 2 turns. Matteo reasons that because he added 2 to both the total number of turns and the number of points, the ratio of points to total turns remained the same. Is he correct? Justify your response.

• No, because the ratio of points to total turns is not equivalent.

• Yes, because he added the same number of points and turns. So, the ratios are equivalent.

Maria has 1 comic book and 3 poetry books in her bookbag. Then she gets 2 more comic books and 2 more poetry books. She reasons that because she added the same number of both kinds of books, the ratio of poetry to comic books remained the same. Is she correct? Justify your response.

• No, because the ratio of poetry to comic books is not equivalent

• Yes, because she added the same number of poetry and comic books. So, the ratios are equivalent.

Tala is making some vegetable soup. One small pot of soup has the vegetable amounts shown. If a large pot of soup holds 24 cups, how many cups of carrots will she need to keep the ratio in a large pot the same?

• 4 cups

• 6 cups

• 8 cups

• 12 cups

Corey is making a modeling-clay mixture. One portion of the modeling clay has the amounts shown. If a full tub of modeling clay holds 33 pints, how many pints of glue will he need to keep the ratio in a full tub the same?

• 6 pints

• 9 pints

• 12 pints

• 15 pints

A small package of craft beads contains the colors shown. A large package has the same ratio of colors as the small package. If the large package has 24 total beads, how many are gold?

• 9 gold beads

• 4 gold beads

• 12 gold beads

• 16 gold beads

A small batch of oatmeal cookies contains 2 cups of raisins, 2 cups of oats, 1 cup of flour, and 1 cup of butter. A large batch of oatmeal cookies has the same ratio of ingredients as a small batch. If the large batch has 8 cups of raisins, how many cups of flour are in a large batch?

• 3 cups of flour

• 1 cup of flour

• 4 cups of flour

• 2 cups of flour

Lucy has 2 novels and 4 textbooks in her backpack. Then she gets 3 more novels and 3 more textbooks. She reasons that because she added the same number of both kinds of books, the ratio of textbooks to novels remained the same. Is she correct? Justify your response.

• No, because the ratio of textbooks to novels is not equivalent.

• Yes, because she added the same number of textbooks and novels. So, the ratios are equivalent.

When Bradley drives to work, it takes 30 minutes to drive 15 miles. It takes 6 minutes to drive to the library at the same rate. how many miles away is the library?

Sweet Pea's Bakery is running a sale on brownies. For every 10 brownies purchased, 3 free brownies are added to the order. Tom bought 30 brownies. How many free brownies will be added to Tom's order?