If 0.20: x : : 4 : 2, then x is equal to	Choose the most appropriate option
A) 0.2
B) 0.3
C) 0.1
D) 0.5
E) None
Sol.   (x×4) = (0.20×2) ⇒ x = 0.4/4 = 0.1.   Answer 0.1
<result>C</result>
If 0.20: x : : 4 : 2, then x is equal to