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.
$2.00 to 30 gallons
$1.00 to 2/3 gallons
30 gallons to $45.00
1 gallons to $1.50
4 gallons to $3.00
Yes
No
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?
A caterer needs to buy 21 pounds of pasta to cater a wedding. At a local store, 8 pounds of pasta cost $12.
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.
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.
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?
Lin is reading a 47-page book. She read the first 20 pages in 35 minutes.
If she can complete the book in under 1 hour, how much time will she have left? If not, how much more time is needed?
Diego can type 140 words in 4 minutes. At this rate, how long will it take him to type 385 words?
Diego can type 140 words in 4 minutes. How many words can he type in 15 minutes?
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.
Find the surface area of the polyhedron that can be assembled from this net.