Find the HCF of 2.1, 1.05 and 0.63 Choose the correct choice from the following options.
A) 0.44  B) 0.64  C) 0.21  D) None of above  E) 0.56
Explanation:   To solve this question quickly, first remove decimal by multiplying each term with 100,   Then terms become 210, 105, 63   Then H0.21F of above terms is 21,   So Answer is 0.21   Option 0.21
<result>C</result>
Find the HCF of 2.1, 1.05 and 0.63