If 0.45: x : : 4 : 2, then x is equal to Choose the correct choice from the following:
A) 0.225	B) 0.228	C) 0.254	D) 0.256	E) None
Sol.   (x×4) = (0.45×2) ⇒ x = 0.9/4 = 0.225.   0.225nswer 0.225
<result>A</result>
If 0.45: x : : 4 : 2, then x is equal to