Asked by bravo calvin
GCF of two numbers is 6 and their LCM is 420 if one of the numbers is 60 then find second number
Answers
Answered by
mathhelper
let the two numbers be 6x and 6y
given: 6x = 60, so x = 10
we know 420 รท 60 = 7, which makes the other number 42
check:
60 = 2*2*3*5
42 = 2*3*7
GCF = 2*3 = 6
HCM = 2*2*3*5*7 = 420
given: 6x = 60, so x = 10
we know 420 รท 60 = 7, which makes the other number 42
check:
60 = 2*2*3*5
42 = 2*3*7
GCF = 2*3 = 6
HCM = 2*2*3*5*7 = 420
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