Homework Explained - Math Practice 101

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Grade 5 HMH Go Math - Answer Keys
Chapter 7; Lesson 10:Problem Solving • Find Unknown Lengths


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Lesson Check

  • Question 1 (request help)

    Consuelo’s living room is in the shape of a rectangle and has an area of 360 square feet. The width of the living room is \(\frac{5}{8}\) its length. What is the length of the living room?

    • 15 feet
    • 18 feet
    • 20 feet
    • 24 feet
  • Question 2 (request help)

    A rectangular park has an area of \(\frac{2}{3}\) square mile. The length of the park is \(2\frac{2}{3}\) the width of the park. What is the width of the park?

    • \(\large \frac{1}{2}\) mile
    • \(\large \frac{2}{3}\) mile
    • \(\large 1\frac{1}{3}\) miles
    • \(\large 2\) miles

Spiral Review

  • Question 3 (request help)

    Debra babysits for \(3\frac{1}{2}\) hours on Friday and \(1\frac{1}{2}\) times as long on Saturday. Which statement below is true?

    • Debra babysat more hours on Friday than on Saturday.
    • Debra babysat the same number of hours on Friday and Saturday.
    • Debra babysat 3 times as many hours on Friday than on Saturday.
    • Debra babysat more hours on Saturday than on Friday.
  • Question 4 (request help)

    Tory practiced her basketball shots for \(\frac{2}{3}\) hour. Tim practiced his basketball shots \(\frac{3}{4}\) as much time as Tory did. How long did Tim practice his basketball shots?

    • \(\large \frac{1}{2}\) hour
    • \(\large \frac{1}{3}\) hour
    • \(\large \frac{1}{4}\) hour
    • \(\large \frac{1}{6}\) hour
  • Question 5 (request help)

    Leah bought \(4\frac{1}{2}\) pounds of grapes. Of the grapes she bought, \(1\frac{7}{8}\) pounds were red grapes. The rest were green grapes. How many pounds of green grapes did Leah buy?

    • \(\large 2\frac{3}{8}\) pounds
    • \(\large 2\frac{5}{8}\) pounds
    • \(\large 3\frac{3}{8}\) pounds
    • \(\large 3\frac{5}{8}\) pounds
  • Question 6 (request help)

    To which place value is the following number rounded?

    5.927 to 5.93

    • ones
    • tenths
    • hundredths
    • thousandths

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