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  1. The H.C.F. of 0.54, 1.8 and 7.2 is ?
    1. 1.8
    2. 0.18
    3. .018
    4. 18
Correct Option: B

The given number are 0.54,1.80 and 7.20
So given number can be represented as fraction 54/100, 180/100 and 720/100
H.C.F. of 54, 180 and 720 is 18
∴ H.C.F. of given number= 18 / 100
= 0.18


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