Grade 6 | Unit 2 | Lesson 14: Solving Equivalent Ratio Problems | Practice Problems

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 each of the following ratios correctly represents the price of vinegar.

• 4 gallons to $3.00

• 1 gallon to $1.50

• 30 gallons to $45.00

• $2.00 to 30 gallons

• $1.00 to 2/3 gallon

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? Write a ratio for the given information about the cost of pasta.

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? 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.

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.

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? If so, how much time will she have left? If not, how much more time is needed? Explain or show your reasoning.

Diego can type 140 words in 4 minutes. At this rate, how long will it take him to type 385 words? How many words can he type in 15 minutes? If you get stuck, consider creating a table.

A train that travels 30 miles in 1/3 hour at a constant speed is going faster than a train that travels 20 miles in 1/2 hour at a constant speed. Explain or show why.

Find the surface area of the polyhedron that can be assembled from this net. Show your reasoning.