The pair of numbers whose GCF is 1 and LCM is 36 is 9 and 4. The numbers should be greater than their GCF and less than their LCM.
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which pair of numbers from 1 to 30 has the LCM OF 120
The product of the GCF and LCM of a pair of numbers is equal to the product of the numbers.
120 and 4
The GCF of 9 and 15 is 3. The LCM is 45.
18 and 9 * * * * * Not so. LCM(9, 18) = 18, not 54. The correct answer is 18, 27.