Form 10: Relationship between GCF and LCM Exercise

Form 10: Relationship between GCF and LCM

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Form 10: Relationship between GCF and LCM

Explore and apply the mathematical relationship between the greatest common factor and least common multiple of numbers.

Questions

  1. MultiChoice

    The GCF of two numbers is 6 and their product is 432. What is their LCM?

  2. MultiChoice

    The LCM of two numbers is 24 and their product is 96. What is their GCF?

  3. MultiChoice

    For any two positive integers a and b, what is GCF(a, b) * LCM(a, b) equal to?

  4. MultiChoice

    If GCF(12, x) = 3 and LCM(12, x) = 60, what is x?

  5. MultiChoice

    Two numbers are 15 and 20. What is GCF(15, 20) multiplied by LCM(15, 20)?

  6. MultiChoice

    The product of two numbers is 250 and their LCM is 50. What is their GCF?

  7. MultiChoice

    The GCF of two numbers is 7 and their product is 588. What is their LCM?

  8. MultiChoice

    If GCF(8, x) = 8 and LCM(8, x) = 16, what is x?

  9. MultiChoice

    For numbers 8 and 15, what is GCF(8, 15) * LCM(8, 15)?

  10. MultiChoice

    The product of two numbers is 600 and their LCM is 60. What is their GCF?

  11. MultiChoice

    The GCF of two numbers is 9 and their product is 1620. What is their LCM?

  12. MultiChoice

    If GCF(10, x) = 5 and LCM(10, x) = 50, what is x?