If three numbers are in the ratio of 1 : 3 : 7, and their LCM is 336, then their HCF is:
Answer & explanation
Correct answer: option 1
Three numbers are in the ratio of 1 : 3 : 7
LCM = 1x × 3x × 7x = 336
x(1 × 3 × 7) = 336
x = 16 = HCF
If three numbers are in the ratio of 1 : 3 : 7, and their LCM is 336, then their HCF is:
Correct answer: option 1
Three numbers are in the ratio of 1 : 3 : 7
LCM = 1x × 3x × 7x = 336
x(1 × 3 × 7) = 336
x = 16 = HCF