Math Practice 101
Homework Explained - Math Practice 101

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Grade 6 McGraw Hill Glencoe - Answer Keys
Chapter 1: Ratios and Rates; Lesson 1: Factors and Multiples


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  • Question 11 (request help)

    Inez waters her plants every two days. She trims them every 15 days. She did both today. When will she do both again?
  •    days
  • Question 12 (request help)

    Identify Repeated Reasoning An airport offers two shuttles that run on different schedules. Leave the airport at 4:00 P.M., at what time will they next leave the airport together?

H.O.T. Problems Higher Order Thinking

  • Question 13 (request help)
    Model with Mathematics Write and solve a real-world problem that can be solved using the greatest common factor of two numbers.
  • Question 14 (request help)
    Identify Repeated Reasoning How can you use number patterns to find the least common multiple of 120 and 360?
  • Question 15 (request help)
    Persevere with Problems If the GCF of two numbers is 1, they are called relatively prime. Find three sets of relatively prime numbers.
  • Question 16 (request help)

    Use a Counterexample Determine whether each statement is true or false. If is true, explain why. If is false, give a counterexample.

    a. The GCF of any two even numbers is always even.
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  • Question 16 (request help)

    b. The GCF of any two odd numbers is always odd.
  •    
  • Question 16 (request help)

    c. The GCF of an odd number and an even number is always even.
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