Math Practice 101
Homework Explained - Math Practice 101

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Grade 7 HMH Go Math - Answer Keys


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  • Question 8 (request help)

    In which equation is the constant of proportionality 5?
    • x = 5y
    • y = 5x
    • y = x + 5
    • y = 5 - x
  • Question 9 (request help)

    Suri earns extra money by dog walking. She charges $6.25 to walk a dog once a day 5 days a week and $8.75 to walk a dog once a day 7 days a week. Which equation represents this relationship?
    • y = 7x
    • y = 5x
    • y = 2.50x
    • y = 1.25x
  • Question 10 (request help)

    Randy walks \(\frac{1}{2}\) mile in each \(\frac{1}{5}\) hour. How far will Randy walk in one hour?
    • \(\frac{1}{2}\text{ miles}\)
    • \(2\text{ miles}\)
    • \(2\frac{1}{2}\text{ miles}\)
    • \(5\text{ miles}\)
  • Question 11 (request help)

    On a trip to Spain, Sheila bought a piece of jewelry that cost $56.75. She paid for it with her credit card, which charges a foreign transaction fee of 3%. How much was the foreign transaction fee?
    • $0.17
    • $1.07
    • $1.70
    • $17.00
  • Question 12 (request help)

    A baker is looking for a recipe that has the lowest unit rate for flour per batch of muffins. Which recipe should she use?
    • \(\frac{1}{2}\text{ cup flour for }\frac{2}{3}\text{ batch}\)
    • \(\frac{2}{3}\text{ cup flour for }\frac{1}{2}\text{ batch}\)
    • \(\frac{3}{4}\text{ cup flour for }\frac{2}{3}\text{ batch}\)
    • \(\frac{1}{3}\text{ cup flour for }\frac{1}{4}\text{ batch}\)

Mini-Task

  • Question 13 (request help)

    Kevin was able to type 2 pages in 5 minutes, 3 pages in 7.5 minutes, and 5 pages in 12.5 minutes.

    a. Make a table of the data.
  • Type below:
  • Question 13 (request help)

    b. Graph the relationship between the number of pages typed and the number of minutes.
  • Type below:
  • Question 13 (request help)

    c. Explain how to use the graph to find the unit rate.
  • Type below:

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