(B)Highest commutative factor

(C)Highest common factor

(D)None of the above

(B)3

(C)27

(D)All of the above

(B)12

(C)20

(D)16

(B)Least common factor

(C)Last common factor

(D)None of the above

(B)45

(C)30

(D)19

(B)50

(C)60

(D)70

(B)Decimal

(C)Odd number

(D)Even number

(B)4

(C)5

(D)10

(B).

(C)""

(D)?

(B)one 20th

(C)one 50th

(D)one 100th