Lesson 14: Solving Equivalent Ratio Problems | Unit 2: Introducing Ratios

Multiple Choice

A chef is making pickles. He needs 15 gallons of vinegar. The store sells 2 gallons of vinegar for $3.00 and allows customers to buy any amount of vinegar. Decide whether the following ratio correctly represents the price of vinegar: 4 gallons to $3.00.

• Correct

• Incorrect

Multiple Choice

A chef is making pickles. He needs 15 gallons of vinegar. The store sells 2 gallons of vinegar for $3.00 and allows customers to buy any amount of vinegar. Decide whether the following ratio correctly represents the price of vinegar: 1 gallon to $1.50.

• Correct

• Incorrect

Multiple Choice

A chef is making pickles. He needs 15 gallons of vinegar. The store sells 2 gallons of vinegar for $$3.00$$ and allows customers to buy any amount of vinegar. Decide whether the following ratio correctly represents the price of vinegar: 30 gallons to $$45.00$$ .

• Correct

• Incorrect

Multiple Choice

A chef is making pickles. He needs 15 gallons of vinegar. The store sells 2 gallons of vinegar for $3.00 and allows customers to buy any amount of vinegar. Decide whether the following ratio correctly represents the price of vinegar: $2.00 to 30 gallons.

• Correct

• Incorrect

Multiple Choice

A chef is making pickles. He needs 15 gallons of vinegar. The store sells 2 gallons of vinegar for $3.00 and allows customers to buy any amount of vinegar. Decide whether the following ratio correctly represents the price of vinegar: $1.00 to $$\frac23$$ gallon.

• Correct

• Incorrect

Multiple Choice

A caterer needs to buy 21 pounds of pasta to cater a wedding. At a local store, 8 pounds of pasta cost $12. What is the ratio of pounds of pasta to cost in dollars?

• 21:24
• 21:30
• 21:36
• 21:31.5

Open Ended

A caterer needs to buy 21 pounds of pasta to cater a wedding. At a local store, 8 pounds of pasta cost $$12$$ . Would it be more helpful to write an equivalent ratio with 1 pound of pasta as one of the numbers, or with 1 as one of the numbers? Explain your reasoning, and then write that equivalent ratio.

Open Ended

A caterer needs to buy 21 pounds of pasta to cater a wedding. At a local store, 8 pounds of pasta cost $12. How much will the caterer pay for the pasta there? Find the answer and explain or show your reasoning.

Multiple Choice

Lin is reading a 47-page book. She read the first 20 pages in 35 minutes. If she continues to read at the same rate, will she be able to complete this book in under 1 hour?

• Yes

• No

Open Ended

Lin is reading a 47-page book. She read the first 20 pages in 35 minutes. If she continues to read at the same rate, how much time will she need to finish the book? If not, how much more time is needed? Explain or show your reasoning.